Global Warming

State of the Climate in Asia 2024

The World Meteorological Organization’s State of the Climate in Asia 2024 report warns that the region is warming nearly twice as fast as the global average, driving more extreme weather and posing serious threats to lives, ecosystems, and economies. In 2024, Asia experienced its warmest or second warmest year on …

Emissions trading

the Tokyo Electric Power Company ( tepco ) plans to plant eucalyptus and other trees on 1,000 hectares of land in Australia in an attempt to offset its greenhouse gas emissions. The world's largest power utility, which accounts for up to 8 per cent of Japan's carbon dioxide ( co …

The heat is on

The last decade of the 20th century was the warmest recorded in Australia. Figures released recently from the National Climate Centre show that temperatures have climbed steadily across the continent since 1940. The average temperature in the 1990s was 22.14

Predicting doom

the concentrations of greenhouse gases such as carbon dioxide ( co 2 ), methane and nitrogen in the atmosphere have been steadily rising over the last few decades. This is likely to go up unabated. These gases are increasing at the rate of 1.5 parts per million per year and, …

Out of wind

a study conducted by the Coimbatore-based psg Science and Technology Entrepreneurial Park ( psgstep ) has said that the projected Ninth Five Year Plan target of 1,000 mw wind energy would fall short by around 600 mw, largely due to withdrawal of tax benefits by the government. It suggests the …

Warm without carbon dioxide

the Earth has already witnessed the warmest era some 14.5-17 million years ago during the Miocene period. Referred to as the "Miocene Climate Optimum", it is regarded as the warmest era in the last 35 million years. Fossil evidence suggests that the mid-latitude temperatures were as much as 6 degree …

Climate change - A challenge to India's economy

Briefing paper on climate change for members of Parliament by Anil Agarwal - Calling upon policy makers to recognise India's stake in the international climate change negotiations.

New victim

according to a new study by a group of scientists from the Canadian Wildlife Service, polar bears are under threat of starvation from climate change due to melting sea ice. This trend, they say, is due to a decline in the main food source of the bears

Trees of the desert

The effects of global warming due to rising concentrations of greenhouse gases (GHGs) may not all be bad. Xiahong Feng of Dartmouth College in Hanover, New Hampshire, USA, says that rising levels of GHGs have led to faster tree growth in arid regions. This would mean that planting trees in …

Disappearing species

in a recently released report, the World Wide Fund for Nature (wwf) says golden toads are disappearing in Costa Rica due to change in natural habitat induced by global warming. The extinction of this particular species is one of the global trends that have sent populations into decline for many …

Differing views

uk' s annual Breeding Birds Survey, released recently, says global warming could be good news for some of the country's best-loved birds. There has been a marked rise in their numbers between 1994 and 1998

The CO<sub>2</sub> factor

imprints of a bygone era left on rocks indicate that life on Earth was disturbed five times. They also suggest that all was well and then, suddenly, half or more of the species that were around simply vanished. However, after a million years or two, new creatures evolved to fill …

Terror on the high seas

the iceberg that took down the Titanic in 1912 looks like a mere ice cube compared to the one that has drifted into the Drake Passage between Antarctica and South America. In 1992, a giant iceberg that broke off from Antarctica floated free and split into two. The larger chunk …

Out of Africa

corals across the world may be getting afflicted by diseases transmitted through the dust coming out of deserts in Africa. Moreover, the dust may also be the reason behind a global rise in respiratory infections. This has been proposed by Dick Barber of the Duke University in Beaumont, North Carolina, …

In warm waters

According to a study conducted by the National Oceanic Atmospheric Administration, us, 1998 was the warmest year in 1,200 years . The rate of warming has also been on the rise since the 1970s, says a National Aeronautics and Space Administration study. This gives many scientists reason to believe that …

Survival at stake

In the old days, miners carried canaries with them when they went to the shafts to dig out coal. Canaries were to serve as an indicator for the presence of the toxic methane gas in the mines. When the canaries showed any sign of discomfort, miners were forewarned of the …

Neptune s sorrows

Losing colourFrom central America to Austrelia, from the 2,000-km Great Barrier Ref to the small, reefs in Pacific islets, bleaching takes the life out of corals the world over Corals, the rainforests of the oceans, are dying. Victims of global warming, scientists say 10 per cent of the Earth's coral …

Deep in trouble

the southeast of Great Britain is sinking. Thanks to enhanced global warming, England's wildlife may be forced to seek refuge in Scotland, the island's resurgent north. Like England, Scotland can roughly be divided between the wetter, higher and warmer west and the lower, dryer and fertile east. Unlike England, Scotland …

The heat is on

Richard gammon is a professor of atmospheric sciences at the University of Washington. Recently he led a group of sixty scientists who told the us Congress that it was time politicians in the country got serious about global warming. The scientists warned politicians that there were some in Congress who …

Oceans of evidence

warming oceans are choking off marine life at an alarming pace and shrinking food supplies for people and other creatures dependent on the seas, according to a report by two environmental groups. The report, released by the Washington-based World Wide Fund for Nature ( wwf ) and the Marine Conservation …

Gone under

Two Pacific islands have sunk beneath the waves, the first victims of the rising seas brought about by global warming. And others are on the verge of disappearing, too. The islands

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