New York Times: Simon Woods, who is 6, would like to play on a baseball team. His mother, Sharon Astyk, is sympathetic, but is also heavily committed to shrinking her family’s carbon footprint. “We haven’t been able to find a league that doesn’t involve a long drive,” she said. “I say that it isn’t good for the planet, so we play catch in the yard.” That is one way that Astyk, a mother of four, expresses her concern for the environment. She has unplugged the family refrigerator, using it as an icebox …