Archive for the ‘fossil fuels’ Category:

2021-09-14

This article is about whether or not to divest from fossil fuel companies. It talks about Harvard divesting and about CalPERS deciding to do otherwise. https://www.theguardian.com/environment/2021/sep/14/fossil-fuel-divestment-harvard-oil-exxon-shell

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2021-09-05 Blue Hydrogen Is Greenwashing By Big Oil

At 13:00 Dave talked about how problematic green hydrogen is, and at 13:30 he said why not just use the electricity directly for the home. Herein is the whole problem: the solar and wind electricity is generated at times when it is not needed and not generated when it is needed. So we still have

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2021-07-28 Concentrated Solar Power, Solar PV

Thread from FB << Michael Burns Concentrated Solar Power (CSP) is a totally different technology, which has a lot of operational advantages over PV, but still many disadvantages compared to other generation types. Functionally, CSP is simply thermal energy storage, so like a battery, when it’s “charged”, it can be included in the short term

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2021-07-28 CO2 Capture And Sequestration

Utilities should capture CO2 directly from power plants, while it’s still highly concentrated. The following is from: https://19january2017snapshot.epa.gov/climatechange/carbon-dioxide-capture-and-sequestration-overview_.html << As estimated in the U.S. Inventory of Greenhouse Gas Emissions and Sinks, more than 40% of CO2 emissions in the United States are from electric power generation. >> << According to the Greenhouse Gas Reporting Program,

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2021-07-19 Carbon Capture And Sequestration, DAC

This long article is about carbon capture and sequestration with a section on DAC direct air capture. We must reduce the 410 parts per million in our atmosphere! Quote: << Lackner says DAC is a good fit with renewable energy. If a natural gas power plant is off because of low demand, so is any

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2021-07-15 Hydrogen Turbines Vs. Lithium Ion

The cost of green hydrogen must come down or else the gas turbines must be used as a peaker plant during the time when high demand causes electricity price to spike. As the percentage of renewables increases, this may happen more often. But that will cost consumers. https://www.pv-magazine.com/2021/07/14/hydrogen-fired-gas-turbines-vs-lithium-ion-storage/

2021-07-11 Fossil Fuel Deaths V. Nuclear Deaths — Be Fair!

There are so many authors that point out that fossil fuels have killed many, many more people than nuclear power plants. They have a standard claim that “only a hundred people have died, directly because of nuclear power”. But then they claim that millions have died because of fossil fuels, however those deaths are indirect,

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2021-07-07 Pro-fossil Groups Stall Rooftop Solar

Solar advocacy groups reveal the playbook pro-fossil groups use to stall rooftop solar. https://www.renewableenergyworld.com/solar/solar-advocacy-groups-unveil-playbook-used-by-pro-fossil-fuel-groups-to-stall-rooftop-solar/ Quote: << California’s heated battle The battle for the future of rooftop solar is at particularly high pitch in California where utilities are using the playbook described in this report to push for drastic changes to net metering in California. Earlier

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2021-06-30 New Solar Is Cheaper To Build Than To Run Existing Coal Plants

Report from BloombergNEF says new solar is cheaper to build than to run existing coal plants in many cou,ntries. Tony Seba’s (RethinkX) prediction was correct. https://www.renewableenergyworld.com/solar/report-its-now-cheaper-to-build-new-solar-than-to-run-existing-coal-plants-in-china-india-and-most-of-europe/

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2021-06-29 Trump’s War On The EPA – PBS Frontline

This is a horror story. This Frontline episode first aired 2017 Oct 11. << Make the regulated the regulators >> AKA Foxes in charge of the chicken coop. Thank God we got rid of Trump and Scott Pruitt and the EPA can now get back to doing what it’s supposed to be doing. https://youtu.be/vFfYKOTj-48

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