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A geo-engineering technology called ocean seeding is gaining interest from green tech entrepreneurs but criticism from some environmental groups.
Is fertilizing the ocean with iron to grow plankton a viable way to fight global warming? Climos, and its backers, want to find out.
Start-up Climos, which wants to experiment with large plankton blooms to mitigate climate change, gets $3.5 million from Braemar Energy Ventures.
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.
Carbon Sciences says it can transform the ubiquitous greenhouse gas carbon dioxide into a harmless solid fairly cheaply. We shall see.
Shields in space, artificial volcanic eruptions, pumping carbon dioxide underground, ocean fertilization--all these "geoengineering" ideas are being discussed, says Harvard professor.
Interview with CEO and Founder Dan Whaley of Climos, on ocean iron fertilization for carbon sequestration and trading