For consumers, more incentives to go green. The environment is the latest entrant in cause marketing. Increasingly, consumers can donate to an environmental cause to offset the impact of their purchase. But without regulation, the onus is on consumers to ensure the company keeps its promise. [News Source]

Alberta researchers claim their machine removes CO2 from air. A team of University of Calgary researchers say they have built a simple machine that can capture carbon dioxide right out of the air, and that could operate anywhere on the planet. [News Source]

U of C team unveils machine to capture carbon dioxide. A team of University of Calgary researchers say they have built a simple machine that captures carbon dioxide out of the air and could operate anywhere on the planet. [News Source]

Researcher says device scrubs CO2 from atmosphere. A University of Calgary climate change scientist says he has built a device that can capture trace levels of greenhouse gas and pump out clean air. [News Source]

Belgium buys Hungarian greenhouse emissions rights. Belgium has bought rights from Hungary to emit 2 million tonnes of greenhouse gas, both environment ministries said, through a government-level emissions trading scheme that critics dismiss as "hot air". [News Source]

Bulgaria launches C02 registry to kick off trade. Bulgaria has opened a long-delayed national carbon dioxide registry which allows the Balkan country to launch trade in greenhouse gas emissions, an environment ministry official said on Monday. [News Source]

Carbon credits auctioned. More than 12 million permits to release a ton of carbon dioxide from generating electricity in 10 northeastern states sold for $3.07 each in their first auction as the U.S. begins putting a cost on businesses that add to global warming. [News Source]

Emission credits raise $39 million. A regional cap-and-trade system to fight global warming is off to a successful start following a $39 million auction of pollution allowances last week, officials in Maine and other participating states said Monday. [News Source]

Carbon sale raises $40 million. The country's first cap-and-trade auction for greenhouse gas reduction raised nearly $40 million for Northeastern states to spend on renewable energy technologies and energy-efficiency programs, officials of the Regional Greenhouse Gas Initiative said Monday. [News Source]

Auction of greenhouse gas ‘credits’ raises ante. The right to emit greenhouse gases in the Northeast is a little more valuable than expected. [News Source]

Wisconsin and Germany join forces to fight global warming (USA Today) Wisconsin Gov. Jim Doyle and German officials say they will work together to reduce the causes of global warming. [News Source]