In the spring, as COVID-19 halted the economy, automobile use plummeted. And so did greenhouse gas emissions. Now, a whitepaper from the University of California Riverside's(U.C.R.) Center for Economic Forecasting and Development says this will not last and, instead, California’s goals for reducing greenhouse gas emissions may be out of reach. Hoyu Chong, a U.C.R. senior researcher and author of the whitepaper, says while Californian’s are driving less to work, they are still using their cars