Green Options » fertilizers

Acacia Trees to Save Africa, and the World?

Zachary Shahan — Wed, 26 Aug 2009 08:46:52 +0000

Acacia trees, excellent for Africa’s depleted soil and helpful in counteracting climate change, may be the trees of the future for Africa. A very unique tree, it may help Africa in many other ways as well.

Baltic Sea “Dying” from Lack of Oxygen

Max Lindberg — Tue, 24 Jun 2008 21:25:54 +0000

It’s not only the Gulf of Mexico that’s suffering from “dead zones” caused by excess nutrients, such as nitrogen and phosphorus used as fertilizers.

Marine dead zones are spreading in the Baltic sea, and that could cause the entire ecosystem to collapse for lack of oxygen. Dire warnings from Lasse Gustavsson, Swedish head of the World Wildlife Funds branch in Sweden.

CARS and Micro-Algae Turn Hydrocarbons into Fuels, Fertilizers and Food

Max Lindberg — Tue, 06 May 2008 00:25:00 +0000

This story contains additional media. Click here to view the media.

Those cute little creatures shown in the video are represent what may be the future of carbon sequestration.

CARS is the acronym for Carbon Algae Recycling System, it’s a system under development in Canada to clean up tailing ponds and greenhouse gas emissions left by the Alberta Tar Sands project.

As the video shows, exhaust CO2 is pumped into algae-rich tailing ponds where it’s digested. The plumped-out algae, full of hydrocarbons and heavy metals, are harvested and turned into biofuels.