The great water footprint conundra: Is a smaller foot print really better than a large one? (IWMI) - YouTube
ater footprints measure the amount of water consumed or applied in the production of a good or service. A single cup of coffee, for example, has a water foot print of 140 liters of water. The concept is widely publicized and is now beginning to influence government policy. But according Dennis Wichelns, professor at the Institute of Water Policy National University of Singapore, that is a mistake ... read more >>
A Thanksgiving tradition: a great feast — and pipes clogged with used cooking grease - The Washington Post
During the holiday, kitchen pipes are stuffed with more grease, food and fats than any time of the year. Black Friday, the day after Thanksgiving, is a yearly bonanza for retailers — and plumbers.
“When you work for Roto-Rooter, everybody knows you don’t get the day off,” said Paul Abrams, spokesman for the Roto-Rooter plumbing company. “It’s the one day you don’t ask off. Black Friday, it’s a ... read more >>
First it was President Obama, standing before the American people at Georgetown University in June, telling us that it was time to act on climate. As one of the pillars of the climate action plan, President Obama pledged to end public financing for coal projects overseas, except in very specific situations. This was later backed up by a declaration by the Treasury Department.
Next, five Nordic c ... read more >>
Solar cells offer the opportunity to harvest abundant, renewable energy. Although the highest energy light occurs in the ultraviolet and visible spectrum, most solar energy is in the infrared. There is a trade-off in harvesting this light, so that solar cells are efficient in the infrared but waste much of the energy available from the more energetic photons in the visible part of the spectrum. ... read more >>
Global water resources under increasing pressure from rapidly growing demands and climate change, according to new UN World Water Development Report | United Nations Educational, Scientific and Cultural Organization
s demand for water increases across the globe, the availability of fresh water in many regions is likely to decrease because of climate change, warns the latest edition of the United Nations’ World Water Development Report (WWDR4). The Report ‘Managing Water under Uncertainty and Risk’ was launched today at the 6th World Water Forum in Marseille (France). It predicts that these pressures will exa ... read more >>
Super-Typhoon Haiyan slammed into the eastern Philippines as the strongest tropical cyclone of the year, and today, Nov. 8, is exiting the country and moving into the South China Sea. NASA's Aqua satellite captured visible and infrared data of Hiayan after it made landfall near Leyete, identifying the extent of its power. ... read more >>
Not since the wholesale slaughter of cetaceans 150 years ago (back then oil came from Spermaceti, not BP) has energy been this violent. Only 75,000 gallons of crude oil/condensate were reported spilled in the flood, an amount that paled in comparaison with toxic waste from the flood that washed over feedlots – agricultural waste, because of it’s volume, is arguably a far greater contaminant than ... read more >>
Plenty of studies have shown that the Arctic is warming and that the ice caps are melting, but how does it compare to the past, and how serious is it?
New research shows that average summer temperatures in the Canadian Arctic over the last century are the highest in the last 44,000 years, and perhaps the highest in 120,000 years. ... read more >>
Almost a year after Hurricane Sandy, parts of New York and New Jersey are still recovering from billions of dollars in flood damage. Tufts University geologist Andrew Kemp sees the possibility of damage from storms smaller than Sandy in the future. ... read more >>
Meteorologists often use information about warm and cold fronts to determine whether a tornado will occur in a particular area. Now, a University of Missouri researcher has found that the temperature of the Pacific Ocean could help scientists predict the type and location of tornado activity in the U.S. ... read more >>