Q. Which of these do you think is the most important environmental problem facing Australia today?
Q. And which would you say is the second most important?
| Most important | Second most important | Total | |
| Water supply | 33% | 20% | 53% |
| The health of rivers and waterways | 17% | 21% | 38% |
| Pollution | 14% | 17% | 31% |
| Climate change | 16% | 14% | 30% |
| Loss of native habitat | 8% | 11% | 19% |
| Logging of native forests | 4% | 8% | 12% |
| Greenhouse gases | 2% | 6% | 8% |
| Don’t know | 6% | 2% | 6% |
Water supply (53%) and the health of rivers and waterways (38%) were considered the most important environmental problems facing Australia today.
Younger respondents were more likely to nominate climate change (36% of aged under 45) while 47% of those aged 45+ nominated the health of rivers and waterways. Water supply was the top issue for all segments except Green voters who nominated climate change as their most important issue (51%).