International

"The embattled head of the United Nations’ scientific panel on climate change has been cleared of allegations of financial irregularity by an independently conducted review."

"Mass death among baby right whales has experts scrambling to figure out the puzzle behind the largest great whale die-off on record."

"The green economy continues to show almost remarkable signs of vitality, business leaders say, despite the near-total collapse of global talks, stalemate in Washington, D.C., and polls showing decreased urgency to tackle global warming."

"The United States and Vietnam signed an agreement Tuesday that may pave the way for U.S. firms to help build nuclear plants in the Southeast Asian country as it strives to meet booming energy demand."

"Europe's best known landmarks -- including the Eiffel Tower, Big Ben and Rome's Colosseum -- fell dark Saturday, following Sydney's Opera House and Beijing's Forbidden City in joining a global climate change protest, as lights were switched off across the world to mark the Earth Hour event."

"The International Maritime Organization today finalized plans that would subject ships within a 230-mile buffer zone around the U.S. and Canadian coastlines to stricter air pollution regulations."

"A 24 hour-long wave of darkness will sweep around the globe as people and corporations turn out the lights from 8:30 to 9:30 pm local time on Saturday, March 27 to mark Earth Hour - sponsored by the World Wildlife Fund to promote effective climate change action."

An Indian company that produces endosulfan -- a pesticide banned in Europe because of suspicions it causes birth defects and death -- is pushing to keep the U.N. from restricting its use.

"As the world warms, sea levels could easily rise three to six feet this century. But increases will vary widely by region, with prevailing winds, powerful ocean currents, and even the gravitational pull of the polar ice sheets determining whether some coastal areas will be inundated while others stay dry."

"China overtook the United States for the first time last year in the race to invest in wind, solar and other sources of clean energy, according to a comprehensive new report that raises questions about American competitiveness in a booming global market."