Human Land Use Has Changed Climate for 8,000 Years
The magnitude of human cultural and social processes upon ecological systems has not been adequately appreciated. We have a long history of diminishing the global ecological system.
Man has been changing climate for 8,000 years: Agriculture may have released huge amounts of greenhouse gases into atmosphere.
Humans began altering the climate 8,000 years ago, long before the industrial revolution, claims a leading climate scientist.