Air quality assessment used by governments. Notice how China is rated on a higher scale than the US and Europe. What is considered "good" in China is dangerous in other countries.
Earth Overshoot Day 2017 - 6 days earlier than last year!!! On August 2, 2017, we will use more from nature than our planet can renew in the whole year. WLE is partnering with the Global Footprint Network to propose some sustainable solutions and find a way to move the date back.