We invite all scientists to sign a short article on climate change
Ripple and others (2020) write:
Scientists have a moral obligation to clearly warn humanity of any catastrophic threat and to “tell it like it is.” On the basis of this obligation and the graphical indicators presented below, we declare, with more than 11,000 scientist signatories from around the world, clearly and unequivocally that planet Earth is facing a climate emergency.
This publication in BioScience Magazine is still open for signing. They welcome signatures of scientists from any scientific discipline, including graduate students in the sciences. More information: https://scientistswarning.forestry.oregonstate.edu/

Number of signatories Februari 2020: 13,422 from 156 countries