Sentences with phrase «food scarcity»

During times of food scarcity our cell membranes become more sensitive to insulin.

Mothers experiencing a wide variety of food plenty and food scarcity all over the world (and throughout time) are (and were) able to fully breastfeed.

«Climate - induced food scarcity is going to become an increasingly big issue and we wanted to understand which countries are most threatened by it,» he said.

At what point does water scarcity translate into food scarcity?

The animals passed on this «whim of nature» to their offspring, who, for their part, were better able to survive periods of food scarcity.

From Full Planet, Empty Plates: The New Geopolitics of Food Scarcity by Lester R. Brown (New York: W.W. Norton & Co.).

We hear a lot about food scarcity, but one permaculturist argues itis just a social construct.

Estimates show that by 2050 the world population will be more than 9 billion and this growth will occur primarily in areas of the world already experiencing food scarcity and water availability issues, as Steven Leath, plant scientist and president of Iowa State University, noted in a lecture last year at AAAS.

With food scarcity driven by falling water tables, eroding soils, and rising temperatures, control of arable land and water resources is moving to center stage in the global struggle for food security.

«When it was founded, the ALR was envisioned to be a source of sustainable economic activity, and a means to protect British Columbians against food scarcity.

He said; «food scarcity last experienced when Buhari was military Head of State between 1983 and 1985 has returned to the country, with Nigerians being unable to feed.»

Beth O'Leary, a co-author and Research Fellow at the University of York, added: «We were keenly aware that marine reserves can increase species» abundance and help alleviate food scarcity, but our evaluation showed reserves are a viable low - tech, cost - effective adaptation strategy that would yield multiple co-benefits from local to global scales, improving the outlook for the environment and people into the future.»

For instance, yeast usually require Sir2p, SIRT1's cousin, to gain life extension from food scarcity.

The study refutes the notion that climate change will increase the frequency of civil war in Africa as a result of food scarcity triggered by rising temperatures and drought.

«Food abundance driving conflict in Africa, not food scarcity.»

For example, placing lab animals on a meager diet that replicates food scarcity in the wild extends survival in many species.

When evolving in environments where a lack of predators makes food scarcity the main survival challenge, guppy mothers gestate their young longer so that they are born more ready to compete for their meals.

Revealing that the world actually produces enough to make us all chubby, she helped us see how we generate the very food scarcity we say we fear.

To avoid mounting food scarcity, the geographic expansion of agriculture at the expense of forests and other habitats, or both, effective investment in research and development, especially in agricultural biotechnology, is needed so that per - hectare yields can continue increasing.

Through this research, undertaken with the Center for Tropical Agriculture, we learned that more than two thirds of coffee farmers interviewed in Nicaragua, Mexico and Guatemala experienced three to eight months of extreme food scarcity annually.

In fact, one guerrilla gardener has even claimed we grow as much grass as wheat, and ending our lawn fetish could significantly reduce food scarcity.

Lester's most recent book Full Planet, Empty Plates: The New Geopolitics of Food Scarcity exposes the increasingly volatile food situation the world is facing.

Similarly, we know that increased access to nitrogen and phosphorus fertilizers in regions such as sub-Saharan Africa can lessen food scarcity and initiate cascading social, economic, and environmental benefits.

Then serious food scarcity and famine followed a 3oC decline in temperature.

We are entering a time of chronic food scarcity, one that is leading to intense competition for control of land and water resources — in short, a new geopolitics of food.

«Though heavily packed with statistical information and evidences compiled from the work of hundreds of scientists, this book is an approachable resource for those who are interested in understanding food scarcity, regardless of their educational background.»

Lester Brown's book, Full Planet, Empty Plates: The New Geopolitics of Food Scarcity examines the underlying causes of what is likely the first link in our modern civilization to show that we have pushed beyond the boundaries of the natural systems that support us.

Ruling out disease and food scarcity as reasons for the monkeys» decline, the scientists found a correlation in census data between the drop in the monkey population and a dramatic uptick in the number of chimpanzees in the area, while other researchers observed an increase in successful chimp hunting parties.

Adapted from Full Planet, Empty Plates: The New Geopolitics of Food Scarcity by Lester R. Brown (New York: W.W. Norton & Co.).

Failed rains in the Horn of Africa threatened 13 million people with food scarcity and pushed unstable Somalia into famine, < killing tens of thousands of people.

Dear Layla, You talking about Stevenson's food issues brought me back to working with kids who had experienced food scarcity.

The study authors suggest that this positive feedback loop may have served an important role in evolution, by prompting animals to fatten up when they stumbled across calorically dense food in times of food scarcity.

Will it be food scarcity?

While I have no problem recognizing that food scarcity is a real issue facing a huge number of students, I concur with Bettina that the cafeteria is a better venue for getting nutritional food to those students.

You can also use them to explain to your child how bears hibernate in the winter because of food scarcity.

National collapse becomes a security threat According to Michael Werz, senior fellow at the Center for American Progress and one of the authors of the report, the argument here is that there are a number of symptoms — such as food scarcity, water rationing, crops failure, migration and rapid urbanization — squeezing the margins of what a society can deal with before exploding.

This thriftiness is likely to be advantageous during periods of food scarcity, but lead to obesity in times of nutritional excess, says team member Stephen McGarvey at Brown University.

Ketone esters are small organic chemicals that provide energy for the heart, brain and skeletal muscle in a highly efficient way, but are typically produced by the body only during periods of food scarcity and are not naturally present in typical modern diets.

Writing in the journal, Conservation Biology, scientists recommend the adoption of measures to mitigate against a range of effects including; food scarcity (where fisheries compete for the same resources), being caught in fishing nets, oil pollution and climate change.

In Africa, food abundance may be driving violent conflict rather than food scarcity, according to a study published in the American Journal of Agricultural Economics, a publication of the Agricultural & Applied Economics Association.

While climate change is expected to lead to more violence related to food scarcity, new research suggests that the strength of a country's government plays a vital role in preventing uprisings.

«There's not a lot of information on cannibalism in the animal kingdom, and it is mainly thought to be driven by food scarcity,» says Meek.