– Clive Hamilton Utopias in the Anthropocene
It is not widely understood that carbon dioxide persists in the atmosphere for centuries, so our future will depend on the total amount we humans put into it over the next several decades. This is the paramount fact that separates climate change from all other environmental problems.
Today is a red letter date in the history of the world, as the Paris Accord comes into effect. Or maybe it isn’t. The political and activist side of the climate community is portraying the accord as a breakthrough and the beginning of a turnaround in the world’s self-destructive path. But many of us who are scientific and technical professionals have a far less sanguine view of the whole thing. [more]
So, why is everyone so ecstatic about this latest xkcd cartoon?
It’s not as if it’s telling us much we didn’t know. [more]
Here are three arguments in support of the proposition that renewables are not enough to solve our problem, and that nuclear power is necessary. [more]
John Nielsen-Gammon: “science doesn’t work by making predictions about future events, for the most part; it makes predictions about observable aspects of the world, things detectable in the present. The amount of trust scientists place in climate models, for example, depends on their ability to simulate relevant aspects of the past and present world. The amount of trust the public places in climate science should depend on the weight of evidence in the past and present world, which is enormous.” [more]
Results suggest that even the observed short-term temperature sensitivity from the Arctic will have little impact on the global atmospheric methane budget.
Somebody oversimplifies the Tobis Diagram: