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Invasive plant species may accelerate global warming

Last Updated: Wednesday, July 02, 2014, 17:22

Invasive plants can accelerate the greenhouse effect by releasing carbon stored in the soil into the atmosphere, says a study.

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.

Ozone peaked to dangerous levels in Delhi: Study

Last Updated: Tuesday, June 10, 2014, 23:01

Even as residents in Delhi continue to battle the soaring temperature this summer, the Ozone has also peaked to dangerous levels in the national capital.

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.

Climate engineering cannot help us in erasing climate change

Last Updated: Wednesday, June 04, 2014, 09:58

Researchers have said that climate engineering cannot help us erase whatever has happened to climate change.

New method could help protect against chemical weapons

Last Updated: Wednesday, May 28, 2014, 13:24

Researchers have discovered that some compounds called polyoxoniobates can degrade and decontaminate nerve agents like the deadly sarin gas, and have other characteristics that could make them ideal for protective suits, masks or other clothing.

`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.

Cost of keeping global warming in check `relatively modest`: UN panel

Last Updated: Monday, April 14, 2014, 22:16

IPCC chairperson Rajendra Pachauri has said that the cost of fighting global warming is "relatively modest", but only if the world acts quickly to reverse buildup of heat-trapping gases in the atmosphere.

Global warming is not due to natural factors, says expert

Last Updated: Sunday, April 13, 2014, 10:47

An analysis of temperature data since 1500 rules out the possibility that global warming in the industrial era is just a natural fluctuation in the earth`s climate.

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.