A proposed UK scheme designed to force some 5,000 businesses to cut carbon emissions by reducing their energy consumption gives companies no reason to buy renewable energy, critics said on Friday.

"Businesses need greater incentives to demand increased renewable power in their fuel mix, not less," said Jo Butlin, vice president at UK renewable power supplier Smartest Energy.

A recent NY Times articles brings to fore the contribution of Soot, also known as Black Carbon, in the global warming. And how efforts are underway to reign in the global warming by replacing the mud-stoves in villages of India! On the Earth day, a legislation was introduced in US Senate for EPA to assess the options for reducing the black carbon pollution.

Algae have recently received a lot of attention as a new biomass source for the production of renewable energy.

WHAT could be the world

The Canadian government plans new regulations that will effectively phase out traditional coal-fired power stations, Environment Minister Jim Prentice said in an interview published on Wednesday.

He told the Globe and Mail newspaper that new coal plants would have to include technology to capture greenhouse gas emissions and inject them underground for permanent storage.

China must swiftly decouple its rapid economic growth from rising carbon dioxide emissions for global greenhouse gas levels to stay manageable, the authors of a new study said, urging sweeping support to help that transition.

Britain unveiled 1.4 billion pounds ($2.04 billion) of initiatives to encourage investment in green energy on Wednesday and also gave tax breaks to help squeeze the remaining oil from the declining North Sea.

Elected leaders in New York City will propose a suite of laws and other initiatives on Wednesday aimed at reducing energy consumption and related emissions of greenhouse gases by requiring owners of thousands of older buildings to upgrade everything from boilers to light bulbs.

Canadian environmental groups asked regulators on Wednesday to rescind approvals for part of a $13.7 billion expansion of Royal Dutch Shell Plc's oil sands project, alleging the company backed off promises to cut greenhouse gas emissions.

Steps President Barack Obama has taken on climate and clean energy have shown that the United States is getting ready to lead the world in fighting global warming, a White House official said on Tuesday.

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