Solar Energy

Ann Arbor (Informed Comment) – The Declaration of Independence on July 4, 1776, kicked off the Revolutionary War in earnest, which the Continental Army only finally won seven years later, in 1882. The Revolutionary War was a rare conflict for the United States, in that it was fought on our own soil, such that every […]

Climate Crisis

We Need to Decarbonize our Electricity, and Quickly — the Good News is that Green Energy is Practical and Brings Economic Benefits

The Conversation

By John Quiggin, The University of Queensland | – We use energy in everything we do, but few of us understand it properly. Much of the time this doesn’t matter. We can flick a light switch or turn the ignition key in a car, knowing the technology will work whether we understand it or not. […]

Climate Crisis

Renewables covered more than Half of German Electricity Consumption in the first half of 2023

Julian Wettengel

( Clean Energy Wire) – Wind, solar and other renewable energy sources covered 52 percent of German electricity consumption in the first six months of 2023, up from 49 percent in the first half of last year, preliminary data by the Centre for Solar Energy and Hydrogen Research Baden-Wuerttemberg (ZSW) and energy industry association BDEW […]

Batteries

China adds 62 Gigawatts of Solar Capacity in Just 5 Months, Compared to 10 Gigs in the US

Juan Cole

Ann Arbor (Informed Comment) – Carrie Xiao at PV Tech reports that in the first five months of 2023, China has installed 62.1 gigawatts of solar capacity at a cost of $13.6 billion. Year on year, it was a 140% expansion. Just to give you an idea of the magnitude of this advance, a typical […]

Batteries

Wind and Solar are Saving Texas from Brownouts during deadly Heat Dome, but Republicans want to Abolish Them

Juan Cole

Ann Arbor (Informed Comment) – Kristoffer Tigue at Inside Climate News reports that climate change made the brutal heat wave assaulting Texas worse, but that the state’s renewable power sources have helped keep the air conditioners running. Temperatures are predicted to stay over 100°F this week, with a slight break owing to a thunderstorm system. […]

Batteries

Using electric water Heaters to store renewable Energy could do the work of 2 million home Batteries – and save us Billions

The Conversation

By David Roche, University of Technology Sydney | – Australia’s energy transition is well under way. Some 3 million households have rooftop solar and sales of medium-sized electric cars are surging. But as we work towards fully electric households powered by renewable energy, have we overlooked a key enabling technology, the humble electric water heater? […]

Green Energy

Germany gets 1/3 of its Electricity from Wind, 48% from Renewables in First Quarter

Clean Energy Wire

( Clean Energy Wire ) – Wind power has become Germany’s most important electricity source again in the first quarter of 2023, according to an analysis by the statistical office Destatis. Onshore and offshore turbines supplied nearly one third (32.2%) of the electricity produced between January and March, while total electricity production was 7.8 percent […]

Climate Crisis

Number of Solar PV Panel Installations in Germany hits 3 Million, can cover 10% of Electricity Demand

Clean Energy Wire

By Jessica Bateman | – Clean Energy Wire / Bloomberg ( Clean Energy Wire ) – The number of solar panel systems in Germany hit three million on Monday (29 May), with total solar PV installed capacity reaching more than 70 gigawatts (GW), according to industry association BSW Solar. With this capacity, the country can […]

China

India, 3rd biggest CO2 Emitter, will Pause new Coal Plants for 5 Years in favor of Batteries, New Solar

Juan Cole

Ann Arbor (Informed Comment) – Sibi Arasu at the Associated Press reports that the Indian government is going to pause new coal plants for 5 years in favor of concentrating on new battery power. This step is a huge about-face for India, and it matters. Some 73% of Indian energy still comes from coal, and […]