Here's the standard story about the U.S. power grid: It gets baseload supply from hydro, nuclear, and coal (in that order), using natural gas (and the occasional oil plant) as a swing producer to meet peak demands. Renewables play on the margin, but are neither big nor reliable enough to matter from a grid planning perspective. On average, that story is true. In recent years, however, a steadily larger portion of total U.S. power supply comes from sources that we historically think of as "intermittent" -- namely, natural gas and renewables. Is that the beginning of a new paradigm (the …
Get Grist in Your Inbox
Sean Casten is president & CEO of Recycled Energy Development, LLC, a company devoted to profitably reducing greenhouse emissions.
Why it’s a big deal that half of the Great Lakes are still covered in ice
NFL player tackles sustainable beef off the field
Why you should be skeptical of Walmart’s cheap organic food
El Niño could raise meteorological hell this year
The brutally dishonest attacks on Showtime’s landmark climate series