that would be Climate Progress, because you get headlines like this -
Arctic Assessment bombshell: “Global sea level is projected to rise by 0.9–1.6 meter by 2100″
Quite regularly Climate Progress blogs about the really, civilization ending bad news. While we rage about what the crazy fucking Republicans are doing in WI or MI, Climate Progress reports that the global ecosystem is not waiting for us. Reading Climate Progress indicates to me that we are way beyond the climate tipping point: