Nitrogen Deposition
Thanks to the millions of SUV driving knuckleheads out there we may not have to take a whizz in our compost pile after all. It turns out we have ample free nitrogen fertilizer in the form of air pollution which settles back down to the earth in a process science types call nitrogen deposition. According to Edith Allen, a professor of botany at UC Riverside, “Nitrogen deposition occurs at high levels in southern California, and is fertilizi...