Kristie Ebi: How climate change could make our food less nutritious
Kristie Ebi: 气候变化如何降低我们食物的营养水平
At the Center for Health and the Global Environment, Kristie Ebi studies and develops interventions to help at-risk populations deal with climate change. Full bio
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and philosopher, said,
Yogi Berra 说过:
we might not get there."
我们就无法到达。”
is giving us greater insights,
带给我们更深刻的见解,
might look like in a changing climate
未来在气候的变化下会是什么样子
是与之相关的一个方面,
from burning of fossil fuels
产生的温室气体,
quality of our food.
for us to think about
what we need every day
that are culturally important.
在文化层面上非常重要。
for our cultures.
the start of the Industrial Revolution,
二氧化碳排放量就在逐渐增加,
280 parts per million to over 410 today,
到现在的 410 ppm,
comes from this carbon dioxide.
来自于这些二氧化碳。
into the carbon itself,
二氧化碳是植物的食物。
of rising carbon dioxide concentrations,
对于全世界的食品安全
get enough to eat every day.
don't get enough to eat every day.
没有足够的食物。
about how higher CO2
可以帮助解决我们的食品安全问题,
our food security problem.
in agricultural productivity
who will be alive in 2050
将出现的90到100亿人口,
Development Goals,
that we need for everyone.
is affecting agricultural productivity.
正在改变着农业生产力。
about one degree centigrade
and precipitation patterns,
for the agricultural productivity
in temperature and precipitation,
对局部气温和降水的影响,
floods and droughts
higher carbon dioxide,
sugars and starches,
糖和淀粉的合成,
of protein and critical nutrients.
关键营养物质的浓度。
think about food security going forward.
未来的食品安全非常重要。
in the table talks on climate change,
关于气候变化的谈话中,
a five-sevenths optimist:
七分之五乐观主义者:
five days of the week,
for the other two days.
by higher CO2 concentrations.
都受到更高浓度的二氧化碳影响。
you can develop iron deficiency anemia.
会触发缺铁性贫血,
shortness of breath
consequences as well.
problem around the world.
who are zinc deficient.
for maternal and child health.
for a whole range of reasons.
的食物转化为能量。
的生理活动机能
activities in our bodies.
higher carbon in a plant,
of their forage is declining.
every consumer of plants.
所有植物的消耗者。
our pet cats and dogs.
of most of the pet and dog food,
of grain in those foods.
studies in laboratories.
on wheat and on rice --
is blown over some of the plots.
under today's conditions
later in the century.
情况下对作物的影响。
that have done this.
in China and in Japan
18条水稻生产线,
that you would expect
later in the century.
zinc about five percent.
about the poor in every country
who are on the edge
for the B vitamins.
vitamin B1 and vitamin B2,
is about a 13 percent decline.
下降了大约13%。
the various experiments that were done.
各种实验的平均值。
of having babies with birth defects.
potential consequences for our health
会对我们的健康带来的
by Chris Weyant and his colleagues,
他的同事做的建模工作,
from higher CO2 to lower iron and zinc --
到低锌低铁的链条,
diarrheal disease, pneumonia,
the consequences could be in 2050.
such as the United States
125 million people could be affected.
the most effective interventions,
哪种是最有效的干预措施,
reducing our greenhouse gases:
down by mid-century
about these consequences
itself into account.
the carbon dioxide component.
than what I've told you.
我之前所说的还要严重。
the food you're going to have for lunch,
your grandparents ate
我们祖父母所吃的
current food insecurity
有多少食品的安全性
on that, either.
to be known in this area,
solutions could be.
what those solutions are,
We've got biofortification.
我们有生物强化。
very helpful to know
our future health
and the health of our grandchildren.
all of these issues out.
or business group
so that we do know where we're going.
这样就可以知道我们的方向。
have access to a complete diet,
完整的饮食结构,
of the world but everywhere in the world.
而是世界上所有地方。
to reduce our greenhouse gas emissions
减少温室气体的排放,
that will come later in the century.
会出现的那些挑战。
education is expensive, try ignorance.
那么试一试无知的代价。
ABOUT THE SPEAKER
Kristie Ebi - Public health researcherAt the Center for Health and the Global Environment, Kristie Ebi studies and develops interventions to help at-risk populations deal with climate change.
Why you should listen
Kristie Ebi has been conducting research and developing practice on the health risks of climate variability and change for more than 20 years, understanding sources of vulnerability, estimating current and future health risks of climate change, and designing adaptation policies for countries in Central America, Europe, Africa, Asia and the Pacific.
Ebi is the author of multiple national and international climate change assessments, including the IPCC Special Report on Global Warming of 1.5C. She co-chairs the International Committee On New Integrated Climate change assessment Scenarios (ICONICS).
Kristie Ebi | Speaker | TED.com