Archive for Biochar
Carbon sequestration — taking CO2 out of the atmosphere, as opposed to merely not adding to it — is the thing that will fix the mess we’ve created. Avoiding emissions is all well and good, and will ensure that things get back to how they should be, eventually. But wouldn’t it be a good idea to help things along a little?
There have been lots of suggestions about how we might be able to draw CO2 back out of the sky. Solutions range from the mechanical (e.g. the fabled carbon capture and storage beloved of coal-firing power companies), through the chemical (like iron enrichment of the oceans to promote blooming of carbon-storing algae) to the biological (such as our favourite, planting trees). Read the rest of this entry »