The decision on whether to use chemical dispersants deep below the sea's surface to break up the Gulf of Mexico oil spill boils down to two central questions:
Is it worth taking this unprecedented step to protect the region's sensitive and ecologically valuable wetlands, even at the potential expense of its marine life? And should federal officials conduct extensive new research before making the leap, since the scientific literature on this question is so sparse?
Environmental Glance
The global financial crisis will condemn about 53 million more people to extreme poverty and contribute to 1.2 million child deaths in the next five years, according to the World Bank and International Monetary Fund (IMF).
A ban on commercial whale hunting since 1986 hasn't stopped Japan, Iceland and Norway from killing 35,000 whales, according to U.S. government counts. Now the International Whaling Commission has proposed a new approach — legalize whaling for those three nations for the next 10 years, but impose limits and watch the whalers more carefully.
With the oceans absorbing more than 1 million tons of carbon dioxide an hour, a National Research Council study released Thursday found that the level of acid in the oceans is increasing at an unprecedented rate and threatening to change marine ecosystems.
More than 80% of the male bass fish in Washington's major river are now exhibiting female traits such as egg production because of a "toxic stew" of pollutants, scientists and campaigners reported yesterday.
A consortium of nine companies has won the right to build a hydroelectric dam on a tributary of the Amazon in Brazil. Brazil's electricity regulator said the Norte Energia consortium would build the Belo Monte dam, to which indigenous groups and environmentalists object.





























