https://phys.org/news/2018-10-nature-wildlife-wwf-chief.html

"The situation is really bad, and it keeps getting worse. And it's not just the decline in vertebrate populations, but deforestation, overfishing, pollution. There has been a lot of focus on climate, and rightly so. But we are ignoring other systems which are inter-connected with climate and super important to sustaining life on Earth. They also provide incredible benefits to human beings.

"We have always taken nature for granted. Humans evolved for two million years in a nature that was abundant, rich, dominant. But now –- over the last few decades -– we are beginning to alter the biosphere in ways that are pushing some planetary systems to the point of collapse.