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US National Research Council reiterates need for action in US to limit magnitude of climate change; final volume in Americas Climate Choices

Green Car Congress

Illustration of the steps in an iterative risk management approach for addressing climate change. From: America’s Climate Choices. This trend cannot be explained by natural factors such as internal climate variability or changes in incoming energy from the sun. Click to enlarge. Earlier post.).

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CMU study finds taxes on emissions would result in more rapid electrification by ridesharing companies

Green Car Congress

Researchers at Carnegie Mellon’s College of Engineering have found that with an emissions-based incentive towards electrification, ridesourcing companies such as Uber and Lyft would electrify more and cut their emissions by amounts ranging from 10% in New York to 22% in Los Angeles. —Bruchon et al.

Tax 199
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50,000 Teslas to be added to Uber Network by 2023, announces Hertz

Teslarati

Under the partnership, and staring November 1, Uber drivers would be able to rent Teslas from Hertz in its Los Angeles, San Francisco, San Diego, and Washington, D.C. “Climate change is an urgent global challenge we must all tackle together, and now is the time to drive a green recovery from the pandemic.

Tesla 145
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Aerial methane survey finds a fraction of point sources responsible for more than a third of California’s methane emissions

Green Car Congress

Methane is a powerful greenhouse gas and is 25 times more effective than carbon dioxide at trapping heat over a 100-year period. While it does occur naturally, major human-generated sources include landfills, refineries, oil and gas fields, natural gas infrastructure, dairies and wastewater treatment plants.

Emissions 236
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Greenius Says The Congresswoman Gets It. Harman Calls Lack of Bold or Binding Agreement to Cap GHG Emissions in Copenhagen, “Stunning.”

Creative Greenius

When our South Bay 350 Climate Action Group asked for Congresswoman Jane Harman’s help with our October 24, International Day of Climate Action we got it. Nowhere is this truer than in California, which has long been at the vanguard in the nation on progressive climate policy.

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Field study finds soot particles absorb significantly less sunlight than predicted by models; climate models may be overestimating warming by BC

Green Car Congress

Although viewed as a potential target in the global effort to reduce climate change, atmospheric black carbon particles absorb significantly less sunlight than scientists have predicted, according to a new study by an international team of researchers, published in the journal Science. Earlier post.).

Climate 261
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The View From Here Today

Creative Greenius

We’ve always planned on retiring and spending the rest of our lives right here, but these days we’re worried about what climate change is already doing – and about the far more serious consequences headed our way. We’re already getting used to the fires, smoke and related air hazards here in the L.A.