Environmental groups like greenpeace and friend of the earth ware us that this is spmething we really need to wake up to,especially as our current climate is now being blamed as the cause behind a variety of plants and animals being forced to move into new habitats.scientists readily acknowledge that it may already be too late for certain species that are now thought to be extinct.the main worry at the moment though,at least as far as biologists are concerned,boils down to the phenomenal pace of the change in global temperatures.human induced emission like the burning of coal,and other fossils fuels are regarded as the main reason behind this rise,despite the fact that 98 percent of carbon dioxide appears naturally in the atmosphere