Collapse Observer

Good article on Puerto Rico ... https://www.skeptical-science.com/scien ... t-systems/

German insect study shows 75% decline in 27 years ... https://journals.plos.org/plosone/artic ... ne.0185809

Layman's article ... https://www.theguardian.com/environment ... ct-numbers

UK butterfly collapse linked to neonicotinoids ... https://peerj.com/articles/1402/

The Puerto Rico study ... https://www.pnas.org/content/115/44/E10397

A layman's article of the same subject ... https://www.theguardian.com/environment ... rt-systems

Various factors are killing trees worldwide. Climate change seems to be the main problem.

Please post your own tree mortality observations on this thread.