Don't doubt they're concerned about the environment, but Google also has a financial stake in energy. From Google Reaps Tax Breaks in $1.4 Billion Clean Energy Bet: "The Galt solar farm, 20 miles south of Sacramento, is one of 15 alternative-energy projects that Google has funded since 2010 as part of a more than $1.4 billion investment in clean power production. That makes the Internet search giant the biggest backer of U.S. alternative-energy projects over that stretch, excluding financial institutions and utilities, according to Bloomberg New Energy Finance."
I'm sure the late John Kemeny, sbown hire watching daughter Jennifer write a BASIC program, would approve!
Never test for an error condition you don't know how to handle. -- Steinbach