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'Ocean seeding' plans to capture carbon in oceans draw fire

A geo-engineering technology called ocean seeding is gaining interest from green tech entrepreneurs but criticism from some environmental groups.

By November 5, 2007

Article

Plankton grower Climos gathers funds for climate mitigation

Is fertilizing the ocean with iron to grow plankton a viable way to fight global warming? Climos, and its backers, want to find out.

By February 22, 2008

Article

Green news harvest: The Economist Energy Debate, China passing US in clean tech

Solar-powered bus shelters; Auto Xprize inspires 100 MPG cars; Planktos looks for a new plan; Americans want clean but costly clean energy; Suniva scores another solar cell supply deal for India; emerging solar scams; LED lighting for NYC.

By August 22, 2008

Article

Ocean fertilization firm Climos gains financial backing

Start-up Climos, which wants to experiment with large plankton blooms to mitigate climate change, gets $3.5 million from Braemar Energy Ventures.

By March 5, 2008

Article

Cool Earth Solar: Solar farms on the cheap

Cool Earth Solar, a company now raising an initial round of outside funding, is looking to prototype a plastic balloon capable of generating electricity in solar farms.

By May 23, 2007

Article

Another carbon sequestration idea: Turn it into chalk

Carbon Sciences says it can transform the ubiquitous greenhouse gas carbon dioxide into a harmless solid fairly cheaply. We shall see.

By February 20, 2008

Article

'Geoengineering': Space mirror over Greenland?

Shields in space, artificial volcanic eruptions, pumping carbon dioxide underground, ocean fertilization--all these "geoengineering" ideas are being discussed, says Harvard professor.

By November 19, 2007

Article

Bringing seapower to the fight against global warming

Interview with CEO and Founder Dan Whaley of Climos, on ocean iron fertilization for carbon sequestration and trading

By January 21, 2008