Designed for those designing a garden, but is applicable to those with established yards as well. This text is geared to bring the co2 content of gardening into your thinking. Who knew there was an argument in favor of landfill for our garden waste. Kent makes an convincing argument that we need to bury it and keep it from decomposing and giving off it's co2 by being mummified/pickled in the landfill. Gardening for the sake of producing more oxygen. A quick read.Plenty of charts and graphs.