Planet in Peril (PinP) where science gets respect!

the guardian The Koch Bros. fertilizer plant in Brandon, Manitoba, Canada. PinP photo. The most anticipated papal letter for decades will be published in five languages on Thursday. It will call for an end to the ‘tyrannical’ exploitation of nature by mankind. Could it lead to a step-change in the battle against global warming? Story here.

the guardian One of the many species of swallowtail butterflies in North America. PinP photo. Large blue butterflies were driven to extinction in Britain just 30 years ago, but now they're making a comeback, thanks to some loving care from conservationists. Story here.