[Script Info] Title: [Events] Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, Effect, Text Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,Yogi Berra, a US baseball player\Nand philosopher, said, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,"If we don't know where we're going,\Nwe might not get there." Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,Accumulating scientific knowledge\Nis giving us greater insights, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,greater clarity into what our future\Nmight look like in a changing climate Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and what that could mean for our health. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,I'm here to talk about a related aspect Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,on how our emissions of greenhouse gases\Nfrom burning of fossil fuels Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,is reducing the nutritional\Nquality of our food. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,We'll start with the food pyramid. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,You all know the food pyramid. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,We all need to eat a balanced diet. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,We need to get proteins. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,We need to get micronutrients.\NWe need to get vitamins. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,And so this is way for us\Nto think about how to make sure Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,we get what we need every day Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,so we can grow and thrive. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,So we eat not just because we need to, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,we also eat for enjoyment. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,Bread, pasta, pizza, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,there's a whole range of foods Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,that are culturally important. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,We enjoy eating these. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,And so they're important for our diet, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,but they're also important\Nfor our cultures. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,Carbon dioxide has been increasing since\Nthe start of the Industrial Revolution, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,increasing from about\N280 parts per million to over 410 today, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and it continues to increase. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,The carbon that plants need to grow\Ncomes from this carbon dioxide. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,They bring it into the plant,\Nthey break it apart Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,into the carbon itself, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and they use that to grow. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,They also need nutrients from the soil. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,And so yes, carbon dioxide is plant food. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,And this should be good news,\Nof rising carbon dioxide concentrations, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,for food security around the world, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,making sure that people\Nget enough to eat every day. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,About 820 million people in the world\Ndon't get enough to eat every day. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,So there's a fair amount written\Nabout how higher CO2 Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,is going to help with\Nour food security problem. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,We need to accelerate our progress\Nin agricultural productivity, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,to feed the nine to 10 billion people\Nwho will be alive in 2050 Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and to achieve the Sustainable\NDevelopment Goals, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,particularly the Goal Number 2, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,that is on reducing food insecurity, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,increasing nutrition, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,increasing access to the foods\Nthat we need for everyone. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,We know that climate change\Nis affecting agricultural productivity. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,The Earth has warmed\Nabout one degree Centigrade Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,since pre-industrial times. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,That is changing local temperature\Nand precipitation patterns, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and that has consequences\Nfor the agricultural productivity Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,in many parts of the world. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,And it's not just local changes\Nin temperature and precipitation, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,it's the extremes, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,Extremes in terms of heat waves,\Nfloods and droughts Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,are significantly affecting productivity. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,And that carbon dioxide, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,besides making plants grow, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,has other consequences as well, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,that plants when they have\Nhigher carbon dioxide, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,increase the synthesis of carbohydrates,\Nsugars and starches, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and they decrease the concentrations\Nof protein and critical nutrients, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and this is very important for how we\Nthink about food security going forward. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,A couple of nights ago\Nin the table talks on climate change, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,someone said that they're\Na five-seventh optimist, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,that they're an optimist\Nfive days of the week, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and this is a topic for other two days. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,When we think about micronutrients, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,almost all of them are affected\Nby higher CO2 concentrations. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,Two in particular are iron and zinc. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,When you don't have enough iron,\Nyou can develop iron deficiency anemia. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,It's associated with fatigue,\Nshortness of breath, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and some fairly serious\Nconsequences as well. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,When you don't have enough zinc, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,you can have a loss of appetite. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,It is a significant\Nproblem around the world. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,There's about one billion people\Nwho are zinc-deficient. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,It's very important\Nfor maternal and child health. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,It affects development. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,The B-vitamins are critical\Nfor a whole range of reasons. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,They help convert our food into energy. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,They're important for the functions Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,of many of the physiologic\Nactivities in our bodies, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and when you have\Nhigher carbon in a plant, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,you have less nitrogen, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and you have less B-vitamins. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,And it's not just us. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,Cattle are already being affected, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,because the quality\Nof their forage is declining. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,In fact, this affects\Nevery consumer of plants. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,And give a thought to, for example,\Nour pet cats and dogs. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,If you look on the label\Nof most of the pet and dog food, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,there's a significant amount\Nof grain in those foods. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,So this affects everyone. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,How do we know that this is a problem? Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,We know from field studies, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and we know from experimental\Nstudies in laboratories. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,In the field studies -- Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and I'll focus primarily\Non wheat and on rice -- Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,there's fields, for example, of rice Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,that are divided into different plots, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and the plots are all the same. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,The soil's the same, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,the precipitation is the same,\Neverything's the same Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,except carbon dioxide\Nis blown over some of the plots. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,And so you can compare Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,what it looks like\Nunder today's conditions Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and under carbon dioxide conditions\Nlater in the century. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,I was part of one of the few\Nstudies that have done this. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,We looked at 18 rice lines\Nin China and in Japan, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and grew them under conditions\Nthat you would expect Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,later in the century. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,And when you look at the results, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,the white bar is today's conditions, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,the red bar is conditions\Nlater in the century. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,So protein declines about 10 percent, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,iron about eight percent,\Nzinc about five percent. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,These don't sound like really big changes, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,but when you start thinking\Nabout the poor in every country Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,who primarily eat starch, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,that this will put people\Nwho are on the edge Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,over the edge into frank deficiencies, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,creating all kinds of health problems. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,The situation is more significant\Nfor the B-vitamins. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,When you look at\Nvitamin B1 and vitamin B2, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,there's about a 17 percent decline. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,Pantothenic acid, vitamin B5\Nis about a 13 percent decline, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and folate is about a 30 percent decline, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and these are averages over\Nthe various experiments that were done. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,Folate is critical for child development. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,Pregnant women who don't get enough folate Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,are at much higher risk\Nof having babies with birth defects. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,So these are very serious\Npotential consequences for our health Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,as CO2 continues to rise. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,In another example, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,this is modeling work that was done\Nby [?] and his colleagues Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,taking a look at this chain\Nfrom higher CO2 to lower iron and zinc, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and they only looked at iron and zinc, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,to various health outcomes, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and they looked at malaria,\Ndiarrheal disease, pneumonia, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,iron deficiency anemia, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and looked at what\Nthe consequences could be in 2050, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and the darker the color in this, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,the larger the consequences. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,So you can see the major impacts Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,in Asia and in Africa, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,but also note that in countries\Nsuch as the United States Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and countries in Europe, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,the populations also could be affected. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,They estimated about\N125 million people could be affected. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,They also modeled what would be\Nthe most effective interventions, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and their conclusion was\Nreducing our greenhouse gases, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,getting our greenhouse gas emissions\Ndown by midcentury Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,so that we don't have to worry so much\Nabout these consequences Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,later in the century. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,These experiments, these modeling studies Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,did not take climate change\Nitself into account. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,They just focused on\Nthe carbon dioxide component. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,So when you put the two together, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,it's expected the impact is much larger\Nthan the one I've told you. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,I'd love to be able to tell you right now Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,how much the food you had for breakfast,\Nthe food you're going to have for lunch, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,has shifted from what\Nyour grandparents ate Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,in terms of its nutritional quality, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,but I can't. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,We don't have the research on that. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,I'd love to tell you how much\Ncurrent food insecurity Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,is affected by these changes, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,but I can't. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,We don't have the research on that either. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,There's a lot that needs\Nto be known in this area, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,including what the possible\Nsolutions could be. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,We don't know exactly\Nwhat those solutions are, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,but we've got a range of options. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,We've got advancements in technologies. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,We've got plant breeding.\NWe've got bio-fortification. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,Soils could make a difference. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,And, of course, it would be very helpful\Nto know how these changes could affect Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,our future health Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,and the health of our children\Nand the health of our grandchildren. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,And these investments take time. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,It will take time to sort\Nall of these issues out. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,There is no national entity\Nor business group Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,that is funding this research. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,We need these investments critically\Nso that we do know where we're going. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,In the meantime, what we can do Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,is ensure that all people\Nhave access to a complete diet, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,not just those in the wealthy parts\Nof the world but everywhere in the world. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,We also individually and collectively need\Nto reduce our greenhouse gas emissions Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,to reduce the challenges\Nthat will come later in the century. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,It's been said that if you think\Neducation is expensive, try ignorance. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,Let's not. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,Let's invest in ourselves, Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,in our children, and in our planet. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,Thank you. Dialogue: 0,9:59:59.99,9:59:59.99,Default,,0000,0000,0000,,(Applause)