Sao Paulo warns of severe water rationing
Authorities in Sao Paulo, Brazil's richest state and economic hub, have warned they are considering severe water rationing if the country's worst drought in 80 years continues.
Researchers call for changes in 50 year-old drinking water standards
Changes in drinking water quality in the 21st Century are coming from a myriad of circumstances, and not all are for the best. Top contenders for why water-drinking quality might become suspect to the average ...
Drought sees Rio's main hydro plant turned off
A major Rio hydroelectric power plant was switched off after water levels slipped below an operational minimum following severe drought, Brazil's national grid told AFP on Thursday.
New rhythm for El Nino discovered
El Niño wreaks havoc across the globe, shifting weather patterns that spawn droughts in some regions and floods in others. The impacts of this tropical Pacific climate phenomenon are well known and documented.
Improving crop yields in a world of extreme weather events
Farmers in the United States witnessed record-breaking extremes in temperature and drought during the last two summers, causing worldwide increases in the costs of food, feed and fiber. Indeed, many climate ...
Amplified greenhouse effect shaping North into South
An international team of 21 authors from 17 institutions in seven countries has just published a study in the journal Nature Climate Change showing that, as the cover of snow and ice in the northern latitu ...
How effective are we in tackling water security?
A new paper published in Science has examined how regions around the world are coping with variable and unpredictable freshwater resources caused through drought or floods, and how this affects economic output ...
Tree rings reveal nightmare droughts in the West
If you think the 1930s drought that caused The Dust Bowl was rough, new research looking at tree rings in the Rocky Mountains has news for you: Things can get much worse in the West.
Archaeobotanists probe ancient grains to map drought stress, human responses in Ancient Near Eastern societies
The influence of climate on agriculture is believed to be a key factor in the rise and fall of societies in the Ancient Near East. Dr. Simone Riehl of Tübingen University's Institute for Archaeological Science ...
Southwest may face 'megadrought' within century, study finds
(Phys.org) —Due to global warming, scientists say, the chances of the southwestern United States experiencing a decadelong drought is at least 50 percent, and the chances of a "megadrought" – one that ...
Huge tract of Australia in 'biggest ever drought'
The Australian state of Queensland is in the grip of its most widespread drought ever, with close to 80 percent of its territory parched after a failed wet season, officials said Friday.
Drought, fires impact ability of Amazon to hold carbon dioxide
Fires in the Amazon could jeopardize the forest's ability to soak up carbon dioxide emissions even as deforestation there slows down, according to a Penn State geographer.
Wildfires worse due to global warming, studies say
The devastating wildfires scorching Southern California offer a glimpse of a warmer and more fiery future, according to scientists and federal and international reports.
Water 'thermostat' could help engineer drought-resistant crops
Duke University researchers have identified a gene that could help scientists engineer drought-resistant crops. The gene, called OSCA1, encodes a protein in the cell membrane of plants that senses changes in water availability ...