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Sunderbans mangrove trees losing capacity to absorb CO2: Study

Last Updated: Monday, August 04, 2014, 10:13

The vast mangrove forest in the Sunderbans is fast losing its capacity to absorb carbon dioxide, one of the main greenhouse gases, from the atmosphere due to rise in the salinity of water, rampant deforestation and pollution, a study has found.

Human-induced water vapour next climate threat

Last Updated: Tuesday, July 29, 2014, 13:47

The rising levels of water vapour in the upper troposphere - a key amplifier of global warming - owing to greenhouse gases will intensify climate change impacts over the next decades, scientists said.

Smartphone charging contributes to global warming

Last Updated: Thursday, July 24, 2014, 13:32

A new study has revealed that smartphones charging emits greenhouse gases that cause global warming.

Green managers stuff funds with Apple after environmental reforms

Last Updated: Tuesday, June 17, 2014, 17:09

Apple is also the top holding of the $2.9 billion Calvert Equity Portfolio and the $118 million Green Century Balanced Fund.

Climate talks: `Raise your voice, not sea level` – UN

Last Updated: Thursday, June 05, 2014, 19:41

The United Nations seized World Environment Day today to demand action on climate change to protect small island states threatened by rising seas, drought and floods.

`Time is running out` as CO2 levels hit new high: UN

Last Updated: Monday, May 26, 2014, 17:28

Atmospheric carbon dioxide concentrations have crossed a new threshold, the UN`s weather agency said today, highlighting the urgency of curbing man-made, climate-altering greenhouse gases.

Why Antarctica isn`t warming as much as other continents

Last Updated: Monday, May 12, 2014, 10:56

Researchers have explained why Antarctica is not warming as much as other continents, and why southern Australia is recording more droughts.

Biofuels from corn less beneficial than reported: Study

Last Updated: Monday, April 21, 2014, 18:26

Biofuels from corn residue may be less beneficial than previously thought as a study has found using corn crop residue to make ethanol and other biofuels reduces soil carbon and can generate more greenhouse gases than gasoline.

Global warming could be accelerated by permafrost thawing

Last Updated: Tuesday, April 08, 2014, 10:39

Researchers have found new evidence that permafrost thawing is releasing large quantities of greenhouse gases into the atmosphere via plants, which could accelerate warming trends.

Causes, consequences of global climate warming 56 mn years ago revealed

Last Updated: Wednesday, March 26, 2014, 17:32

Researchers are studying the causes and consequences of global climate warming that took place 56 million years ago.

Weather extremes `consistent` with man-made climate change: UN

Last Updated: Monday, March 24, 2014, 20:19

Extreme events of 2013 like the Philippines` devastating Typhoon Haiyan and drought in Australia were consistent with man-made climate change, the UN`s weather agency said today.

Aerosols in atmosphere tend to weaken hurricanes and cyclones

Last Updated: Monday, March 24, 2014, 19:18

A new study has shown that aerosols in the atmosphere produced from human activities tend to weaken hurricane or tropical cyclones.