May 05
TweetUtility planners are devising ways in which they would meet the demand for energy during the most pressing times. Short term, they will consider whether they will have to dip into their reserves and longer term, they will calculate whether they have enough generation and transmission. But one thing that those companies are struggling with …
Jun 11
TweetFarmers, governments and regulators should take preventive action to improve water management, because climate change will tighten water supplies for agriculture, the United Nations’ food agency said. Climate change will bringing higher temperatures and more frequent droughts, reducing water availability especially in water-scarce regions, while melting glaciers will eventually cut water supplies in major producing …
Apr 06
TweetMedical and military leaders have come together to warn that climate change not only spells a global health catastrophe, but also threatens global stability and security. “Climate change poses an immediate and grave threat, driving ill-health and increasing the risk of conflict, such that each feeds upon the other,” they write in an editorial published …
Apr 04
TweetDear EarthTalk: Recently the UN voted to declare access to safe and clean water a “human right.” Isn’t that a no-brainer? What are the ramifications of this declaration? – P. James, Boston, MA In July 2010 the United Nations (UN) agreed to a new resolution declaring the human right to “safe and clean drinking water …
Apr 02
Tweet Why settle for one form of renewable energy when you can produce power with two? That’s exactly what scientists from the University of Liverpool have done by upgrading an everyday wind turbine with a new set of spinning solar blades. The team, led by Dr. Joe King, came up with the innovative solution to …
Apr 01
TweetAmong the oft-repeated arguments against wind power — that it is intermittent, unreliable, expensive, noisy, dangerous to wildlife, or aesthetically unappealing — one argument you will not hear from wind power detractors is that wind uses too much water. Why? Because wind uses a fraction of the water used by every other electrical power source …
