Drought tolerant cowpea can improve crop yield in arid West Africa
Even the highly drought-resistant cowpea (a long type of legume) now has an increasingly difficult time surviving in the Sahel countries where climate change has resulted in shorter and less frequent rainy seasons. Wageningen ...
Drought halts shipping on China's Yangtze
Drought on China's Yangtze river has led to historically low water levels that have forced authorities to halt shipping on the nation's longest waterway, the government and media said Thursday.
Birds must choose between mating, migrating, study finds
Sex or nice weather. That's the agonizing choice some birds face, according to a new University of Guelph study.
Mapping underground water sources for drip irrigation could transform African village life
(PhysOrg.com) -- Rural farmers in sub-Saharan Africa live under risky conditions. Many grow low-value cereal crops that depend on a short rainy season, a practice that traps them in poverty and hunger.
Plant cladding keeps the temperature cool indoors despite the heat outside
Aitor Erkoreka, a UPV/EHU lecturer and researcher, has shown that green roofs are ideal for places where it is very hot in summer. So, by means of these claddings less air conditioning is needed than with ...
Rainfall in South Pacific was more variable before 20th century
A new reconstruction of climate in the South Pacific during the past 446 years shows rainfall varied much more dramatically before the start of the 20th century than after. The finding, based on an analysis ...
Potato may help feed Ethiopia in era of climate change
With unpredictable annual rainfall and drought once every five years, climate change presents challenges to feeding Ethiopia. Adapting to a warming world, the potato is becoming a more important crop there ...
Rain in Spain is on the decline
A study led by the University of Zaragoza (UNIZAR) has studied precipitation trends in Spain's 10 hydrological basins over the 1946 to 2005 period. The results show that precipitation has declined overall between the months ...
Brazil's threatened Awa tribe outnumbered, group says
Brazilian authorities have admitted that the Amazon's Awa, "Earth's most threatened tribe," are outnumbered 10 to one in just one of their reserves, Survival International said Thursday.
Finding the connections to "isolated" wetlands
Most people don't give much thought to water quality – until they find their water lacking. And enjoying the benefits of good beaches, fishing, swimming, canoeing and drinking water is not something that ...
Rare crane in first Uganda sighting
A rare crane species never before seen in Uganda has been spotted in the eastern part of the country, the executive director of Nature Uganda told AFP on Thursday.
Gardens used to reduce landslides
With a technology developed at the National Autonomous University of Mexico (UNAM), the slopes of the roads could become monumental gardens, reducing the number of landslides and isolation between populations.
Babies born during high pollen and mold seasons have greater odds of wheezing by age two
Newborns whose first few months of life coincide with high pollen and mold seasons are at increased risk of developing early symptoms of asthma, suggests a new study led by researchers at the University of California, Berkeley.
Cholera takes a breather in Haiti, but could surge
(AP) -- The cholera epidemic that has raged across this country is claiming fewer victims, with a sharp drop in new cases everywhere from the shimmering rice fields of the Artibonite Valley to the crowded ...