Sailors, fishermen and cruise passengers should be on the alert. If anybody spots a yellow rubber duck bobbing on the ocean waves, NASA would like to know.

WASHINGTON: More than two trillion tonnes of land ice in Greenland, Antarctica and Alaska have melted since 2003, according to new NASA satellite data that show the latest signs of what scientists say is global warming.

London: Though melting Antarctic ice sheets have become potent symbols of global warming, they may actually turn out to help in the battle against climate change and soaring carbon emissions.

Sub-Surface Flow Controls Movement Of Glaciers

Washington: Massive floods deep below Antarctica

One of the most serious problems resulting from the brown haze that envelopes vast areas of Asia, the Middle East, southern Africa and the Amazon Basin, is the retreat of the glaciers in the Himalayas and Hindu Kush and in Tibet, according to lead researcher Veerabhadran Ramanathan, a professor of climate and ocean sciences at the University of California in San Diego.

The glaciers in the Himalayas are receding faster than in any other part of the world and, if the present rate continues, a large number of them may disappear by 2035 because of climate change, warn Indian and foreign environmentalists and geologists.

The Himalayas have the largest concentration of glaciers outside the polar caps. That is why, they are called the

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