Whenever the causes of climate change are discussed, fossil fuels top the list.Oil, natural gas, and especially coal are indeed major sources of human-caused emissions of carbon dioxide (CO2) and other greenhouse gases (GHGs).
In the early 1970s, facing overwhelming obstacles, a young visionary named Paolo Lugari set out to build a sustainable village on los llanos, the remote plains of Colombia, some 500 kilometers east of the country
