Take major steps to fight climate change very soon - poll result.

A major survey of 22,000 people in 21 countries on climate change has been conducted. The key results? 4 out of 5 people say human activity is a significant cause of climate change; 9 out of 10 people say action is needed, with nearly 7 out of 10 saying its necessary to take major steps very soon. People have caught on to the message from best science - will we see action of the type and scale needed from conventional politicians now?