LA TIMES: ILLEGAL IMMIGRATION CAN REDUCE GLOBAL WARMING
McKibben says that while the average American has a larger carbon footprint than a person living in the developing world, bringing more immigrants to America would likely reduce their tendency to have higher birthrates, thereby creating less carbon-producing people. 'It's true that the typical person from a developing nation would produce more carbon once she adopted an American lifestyle,' says McKibben, 'but she also probably would have fewer children.'