Researchers report that as the world population increases and food demand has grown, globalization of trade has made the food supply more sensitive to environmental and market fluctuations. This leads to greater chances of ...
Environment
May 11, 2015
12
246
Commercial organic and synthetic nitrogen fertilizer helps feed around half of the world's population. While excessive fertilizer use poses environmental and public health risks, many developing nations lack access to it, ...
Environment
Aug 5, 2019
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183
What people take from nature – water, food, timber, inspiration, relaxation – are so abundant, it seems self-evident. Until you try to quantitatively understand how and to what extent they contribute to humans.
Environment
May 22, 2013
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0
For decades, oceanographers have been measuring the Atlantic Meridional Overturning Circulation (AMOC), a large system of ocean currents that greatly influence Earth's climate. In recent years, the data show it is weakening. ...
Earth Sciences
Nov 16, 2022
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40
Even in arid climates where water is scarce, urban farms could be a solution to so called "food deserts"—sections of a city where residents don't have access to healthy and affordable food.
Social Sciences
Jan 13, 2021
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6
New research indicates better groundwater supply management could hold the key to help combat the impact of climate change in East Africa, where countries are currently facing the worst drought and food insecurity in a generation.
Earth Sciences
Oct 19, 2022
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14
As food prices escalate globally due to the failed monsoon season in Asia and the "super drought" in the US, a new study finds that small-scale irrigation schemes can protect millions of farmers from food insecurity and climate ...
Environment
Aug 24, 2012
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1
Closed loop hydroponics, where nutrient solution drainage is captured and reapplied to the crop, offers advantages over flow-through or single pass systems by way of water and nutrient resource use efficiency. Increasing ...
Biotechnology
Feb 20, 2023
0
4
Improvements in crop water productivity—the amount of food produced per unit of water consumed—have the potential to improve both food security and water sustainability in many parts of the world, according to a study ...
Environment
May 29, 2013
0
0
A researcher at Penn State is developing a way to consistently research water and its effects on human biology and health.
Environment
Jan 15, 2020
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