Two of America’s biggest coal plants closed this month

By Michael J. Coren in Quartz, November 16

  • Arizona’s Navajo Generating Station and Pennsylvania’s Bruce Manfield burned their last loads of coal this week.
  • Economics and aging infrastructure played the biggest part in shutting down the plants. Kentucky’s Paradise plant is scheduled for the same fate in 2020.
  • Despite the closures, coal exports have doubled in recent years as consumption increases in Indonesia, Turkey and India.

How the humble chairlift could revolutionize renewable energy

Emily Pontecorvo in Grist, November 18

  • A technology called “Mountain Gravity Energy Storage,” involving dropping heaving objects down a chairlift-like system, was proposed as a mid-term energy storage solution in the journal Energy.
  • The authors estimated energy storage potential between 5 and 555 days, based on the system.
  • Systems have been designed to utilize the slopes of retired coal mines, drop a weight into a hole in the ground, and use a “train to nowhere” to haul weight up and down a slope.

California to stop buying from automakers that backed Trump in emissions battle

By Justine Coleman, The Hill, November 18

  • California Governor Gavin Newsom announced the state will not purchase vehicles from manufacturers that refuse to follow the state’s tailpipe emissions standards. The carmakers include General Motors, Toyota and Fiat Chrysler.
  • Between 2016-2018: “The state bought $58.6 million worth of vehicles from General Motors, $55.8 million from Fiat Chrysler and $10.6 million from Toyota between 2016 and 2018, according to Reuters.”
  • According to the article, “22 states have joined California in a lawsuit against the Environmental Protection Agency objecting to the president’s restrictions on California’s authority over tailpipe emissions in the state.”

Featured photo by Alexander Tsang on Unsplash.