Few people now question the reality of global warming and its effects on the world's climate. Many scientists __1__ the blame for recent natural disasters on the increase __2__ the world's temperatures and are convinced that, more than ever before, the Earth is at __3__ from the force of the wind, rain and sun. __4__ to them, global warming is making extreme weather events; such as hurricanes and droughts, even more ___5___ and causing sea levels all around the world to __6__. Environmental groups are putting __7__ on governments to take action to reduce the amount of carbon dioxide which is given __8__ by factories and power plants, thus attacking the problem at its source. They are in __9__ of more money being spent on research into solar, wind and wave energy devices, which could then replace existing power stations. Some scientists, __10__ , believe that even if we stopped releasing carbon dioxide and other gases into the atmosphere tomorrow, we would have to wait several hundred years to notice the results. Global warming, it seems, is to stay.