From Jo Nova:

Who knew? CSIRO funded a 5,000 person poll last July and August and then sat on the results for months. Perhaps they were disappointed that only 50% of people thought humans have any role in changing the global climate? Worse, 90% of people acknowledge that the world is warming, and 40% have figured out that that the key issue is not whether it warms but whether it’s natural that matters, and it’s hard to call them deniers. How inconvenient.

Full article here