While scientific uncertainties remain, we can begin now to address the factors that contribute to climate change.

Okay, so I get the fact that anything to do with extracting natural resources (oil) from the earth is contributing to climate change.

They generate clean electricity which does not contribute to climate change.

A consensus has emerged that our transportation and land use activities are contributing to global climate change.

But the idea that humans are contributing to climate change is becoming more accepted.

These impose costs on the environment and are believed to contribute to climate change.

They called for the G8 governments to "stop financing projects and policies that contribute to climate change".

To date those countries have contributed very little to climate change, but they are seriously affected by its repercussions.

This particularly concerns the poorest countries of the world, which have contributed the least to climate change.

Most vehicles produce air pollutants that contribute to climate change.