According to the Precautionary Principle, it is appropriate to respond aggressively to low-probability, high-impact events — such as climate change.

Building clean-energy infrastructure in place of coal-fired power plants will help ensure less sooty air in the future.

The global crisis has revived this and other wildcat mines in Brazil where hundreds of thousands of desperate workers toil in precarious conditions, damaging health and environment

Ecuador is the first country in the world to announce plans to leave the oil reserves beneath its rainforests in the ground.

So far, the president s commitment to addressing climate change has been more than rhetorical, but a lot of heavy lifting lies ahead.