Reuters: Chopping down fewer trees and caring for the soil may be cheaper and more effective in fighting climate change than curbing emissions from coal plants, the United Nations Environment Programme (UNEP) said on Friday. Many energy companies and analysts say the world should invest in technology which traps carbon emissions from the flue gas of coal plants and then buries it underground. But the technology is untested. And according to a UNEP report, there are better natural ways …