There are plenty of problems in the world, and doubtless climate change - or whatever the currently voguish phrase for it all is - certainly is one of them. But it's low on my list.

I suspect that climate change is involved in general in these enigmatic declines. Ultimately we have to have a transition to cleaner energy technologies, to cleaner sources of energy. But by then, it might be too late for the mountain yellow-legged frogs.

Climate change is transforming the world in profound ways that continue to evolve.

Climbing oil prices and the problems with climate change make it ill-advised to sink more money into fossil fuels.

Disease is the bullet killing frogs, but climate change is pulling the trigger.

Climate change is the Everest of all problems, the thorniest challenge facing humankind.