Whether or not being a Nobel Lauriate somehow makes one immune to politics or completely unbiased (it certainly doesn't, but I doubt that it's possible to explain here why that is the case to someone that believes otherwise), the Union of Concerned Scientists is certainly a political organization. It was founded in 1969 by a group of MIT professors that wanted to protest the Vietnam war and has morphed into an environmental group with positions tha are considered progressive (in the US, at least). If you have any doubts about the claim that the UCS is political, or that it is progressive, I would suggest reading:
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Whether or not being a Nobel Lauriate somehow makes one immune to politics or completely unbiased (it certainly doesn't, but I doubt that it's possible to explain here why that is the case to someone that believes otherwise), the Union of Concerned Scientists is certainly a political organization. It was founded in 1969 by a group of MIT professors that wanted to protest the Vietnam war and has morphed into an environmental group with positions tha are considered progressive (in the US, at least). If you have any doubts about the claim that the UCS is political, or that it is progressive, I would suggest reading:
Unfortunately, you may have to wait a few days, first, as their site has been ./'ed