"As the people of Shishmaref lose their natural hunting grounds to the warming sea, they are forced to buy U.S. Canned goods from the only local store on the island; however, this is not their natural diet and cannot sustain them throughout the year."

"I experience a period of frightening clarity in those moments when nature is so beautiful. I am no longer sure of myself, and the paintings appear as in a dream."

"If you want to go foraging into the wilds of Canada without proper gear, you deserve what you get, even if that happens to include being attacked by an undead moose."

"Some of the natural world is appealing, some of it is terrifying, and some of it grosses us out. Modern people don't want to be dropped naked into a swamp. We want to tour Yosemite with our water bottles and G.P.S. Devices. The natural world is a source of happiness and fulfillment, but only when prescribed in the right doses."

"Extinction, the irrevocable loss of a species, causes pain that can never find relief. It is an ache that will pass from generation to generation for the rest of human history."

"But some numbers, called dimensionless numbers, have the same numerical value no matter what units of measurement are chosen. Probably the most famous of these is the 'fine-structure constant,' .... Physicists love this number not just because it is dimensionless, but also because it is a combination of three fundamental constants of nature."

"Then the immortal heart of the woods will beat against ours and its subtle life will steal into our veins and make us its own forever, so that no matter where we go or how widely we wander we shall yet be drawn back to the forest to find our most enduring kinship."