Earth Gratitude

MAY 4, 2016

At the rate I’m consuming, I’m using up 3–9 planets, according to the carbon footprint calculator at Earth Day Network. According to the Energy Information Administration (@EIAgov), in 2015, about 4 trillion kilowatts of electricity was produced, with 67% coming from coal, natural gas and petroleum.

Earth Day 40

Earth Day Plastics Recycling Recycling 40

Renewable Energy World

APRIL 22, 2021

Happy Earth Day 2021! Jacob justification is a cost benefit analysis whereby the external costs of coal, natural gas and oil far exceed the investment costs for WWS. Clean energy writer, Stacy Clark, displays Mark Jacobson latest book, which she reviews for this article on Earth Day, 2021 (© Stacy Clark).

Solar Energy Monitor 101

Solar Energy Monitor Energy Monitor Home Energy Monitoring Business Energy Monitoring 101

Green Market Oracle

OCTOBER 25, 2020

Despite the additional complications posed by the coronavirus pandemic a record 312 institutions participated in Sierra's annual Cool Schools rankings in 2020. Here is a countdown of Sierra's top 20 Cool Schools as described by Katie: 20. Sierra has been ranking the environmental performance of colleges since 2006.

Cooling 52

Cooling Carbon-neutral Carbon-negative Waste 52