Science Cares Not a Whit About Endangerment Findings or Daggers

Science Cares Not a Whit About Endangerment Findings or Daggers

By: Chandu Visweswariah [Lead image courtesy ChatGPT] Science helped us win WWII. Science helped us build the world’s most dominant economy. Science helped us survive measles, AIDS and COVID-19. Now are we willing to sacrifice science in exchange for a campaign contribution from the fossil fuel industry? The U.S. Environmental Pillaging Agency (EPA) is attempting to repeal the “endangerment clause.” …

Dispatchable Solar is Here

Dispatchable Solar is Here

By: Chandu Visweswariah Key Take-Away Energy systems of the world are facing steep challenges including urgent growth in electricity demand, limited grid resources and decarbonization imperatives. Thanks to improvements in solar panels and battery storage, pairing solar farms with batteries is now the cheapest, fastest and cleanest way of ramping up electricity generation. Best of all, this energy can be…

How’s Your Mandarin?

How’s Your Mandarin?

By: Chandu Visweswariah The last few centuries have seen dominance on the global stage by Britain, and then the United States. It is no surprise, therefore, that English has become the world’s lingua franca. In the remote villages of Africa and India, parents tell their children to learn English because it opens up a world of opportunities. Alas, global energy…

Climate Action Heroes Make the Difference

Climate Action Heroes Make the Difference

By: Chandu Visweswariah Lead image: Based on 2023 emissions, courtesy of Visual Capitalist. Source: Carbon Majors Introduction For anyone who cares about our planet’s climate stability, things are not going well. CO2 in the atmosphere continues to rise, the clean energy revolution is facing significant headwinds, extreme weather events are becoming more common and violent, and we are edging ever…

The Role of Renewable Diesel

The Role of Renewable Diesel

By: Chandu Visweswariah Executive Summary The dire, urgent and existential climate crisis we face is well-understood, with a concomitant desire to reduce Greenhouse Gas (GHG) emissions from transportation. California has replaced nearly 65% of its diesel consumption with Renewable Diesel (RD). UPS has been transitioning a significant share of its nationwide fleet to RD. New York City now uses RD…

An Open Letter to President Trump

An Open Letter to President Trump

By: Chandu Visweswariah [Mount Rushmore image acknowledgment: By Thomas Wolf, www.foto-tw.de, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=90107110] Dear Mr. President, If this letter gets to you, I hope you read it because it describes the single most important thing you can do to boost your legacy. More on this a bit later in this letter. Earlier today, I received a renewal notice…

Impact of Electromobility on PM2.5 Across the United States

Impact of Electromobility on PM2.5 Across the United States

By: Subbu Upputuri, Dr. Chandu Visweswariah, Dr. Thomas N. Theis, Dr. Anjali Sauthoff Executive Summary The transition from fossil fuel vehicles to electric alternatives is a critical step towards reducing greenhouse gas (GHG) emissions and combating climate change. However, the localized impacts on air quality, specifically fine particulate matter (PM2.5) emissions, are more nuanced. In some electricity zones of the…

The Heat Will Kill You First

The Heat Will Kill You First

By: Chandu Visweswariah In India, a billion people went to the polls over a 6-week period ending on June 1, 2024. Meanwhile, a scorching heat wave raised temperatures in New Delhi, the capital city, to an unbearable 120oF (49oC). Despite this juxtaposition of intense political and climate activity, climate change was not a plank in the platform of any of…

The PM2.5 Conundrum of Transportation

The PM2.5 Conundrum of Transportation

By: Dr. Anjali Sauthoff, Dr. Chandu Visweswariah, Dr. Thomas N. Theis Authors’ note: The CURE100 Carbon Tracker tool, available here, now has full support in the latest version 288 for PM2.5 (Particulate Matter 2.5 microns or smaller) emissions and implements the models described in this article for light duty vehicles. The CURE100 BEST (Bus Electrification for Student Transportation) tool, available…

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