Kristie Ebi: How climate change could make our food less nutritious
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,
we might not get there."
is giving us greater insights,
might look like in a changing climate
from burning of fossil fuels
quality of our food.
for us to think about
what we need every day
that are culturally important.
for our cultures.
the start of the Industrial Revolution,
280 parts per million to over 410 today,
comes from this carbon dioxide.
into the carbon itself,
of rising carbon dioxide concentrations,
get enough to eat every day.
don't get enough to eat every day.
about how higher CO2
our food security problem.
in agricultural productivity
who will be alive in 2050
that we need for everyone.
is affecting agricultural productivity.
about one degree centigrade
and precipitation patterns,
for the agricultural productivity
in temperature and precipitation,
floods and droughts
higher carbon dioxide,
sugars and starches,
of protein and critical nutrients.
think about food security going forward.
in the table talks on climate change,
a five-sevenths optimist:
five days of the week,
for the other two days.
by higher CO2 concentrations.
you can develop iron deficiency anemia.
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.
activities in our bodies.
higher carbon in a plant,
of their forage is declining.
every consumer of plants.
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.
that have done this.
in China and in Japan
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.
the various experiments that were done.
of having babies with birth defects.
potential consequences for our health
by Chris Weyant and his colleagues,
from higher CO2 to lower iron and zinc --
diarrheal disease, pneumonia,
the consequences could be in 2050.
such as the United States
125 million people could be affected.
the most effective interventions,
reducing our greenhouse gases:
down by mid-century
about these consequences
itself into account.
the carbon dioxide component.
than what I've told you.
the food you're going to have for lunch,
your grandparents ate
current food insecurity
on that, either.
to be known in this area,
solutions could be.
what those solutions are,
We've got biofortification.
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.
have access to a complete diet,
of the world but everywhere in the world.
to reduce our greenhouse gas emissions
that will come later in the century.
education is expensive, try ignorance.
ABOUT THE SPEAKERKristie Ebi - Public health researcher
At 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