Scientific American: Reports of maples on the march northward and butterflies flitting far afield are already flooding in, and climate scientists predict that with escalating temperature changes more species will need to either get out of dodge, or hope for emissions reductions that will help the planet dodge the climate bullet. Much of Earth’s life forms are fine-tuned for specific ecosystems and their associated climates. Plunk a tree frog down in a harsh habitat it is not well adapted for, and it will …