Category Archives: Greenhouse Gas

How has Vehicle-Miles-Traveled flattened Air Pollution in the San Diego Region After Covid-19 Shutdowns?

Co-authored with Bill Brick (San Diego Air Pollution Control District) Over the past several weeks there has been a reduction in daily vehicle miles traveled (VMT) in the San Diego region due to Shelter-in-Place orders issued by the Governor of … Continue reading

Posted in Air Pollution, APCD, COVID, GHGs, Greenhouse Gas, Nitrous Oxides, Ozone, Uncategorized, Vehicle Miles Traveled, VMT, Work from Home | Tagged , , | Leave a comment

Shelter-in-Place, VMT and Flattening the GHG Curve in San Diego County

Many thanks to Yichao Gu, technical policy analyst, EPIC. Vehicle-Miles-Traveled (VMT) is an important metric. VMT determines gas tax revenues, drives the need for and maintenance of roads, and contributes to air pollution (1) and greenhouse gas (GHG) emissions. In … Continue reading

Posted in COVID, Energy, GHGs, Greenhouse Gas, Telecommute, Telework, Transportation, Uncategorized, Vehicle Miles Traveled, VMT, Work from Home | 2 Comments

Water and energy, rain and drought….

At this time (2018-2019), the region has experienced extremely high rainfall, with reservoirs filled to the brim. But just last year, we were concerned about the lack of rain, how much water we can save, and in that context, how … Continue reading

Posted in Energy, Greenhouse Gas, Water | Tagged , , , , , , , , , | 2 Comments

2019 Introduced Bill Update

With the deadline for the Legislature to introduce bills passing last Friday, we are currently tracking approximately 210 energy, climate, and other related bills for this session.  This session marks a higher volume of introduced bills than previous sessions with … Continue reading

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2018 Chaptered Bill Update

On September 30th, Governor Brown signed or vetoed all enrolled bills passed by the legislature.  This completed the 2018 legislative session fulfilling one of Governor Brown’s last major duties before leaving office.  The 2017-2018 two year legislative session saw the … Continue reading

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Governor Brown Signs SB 100 Making Carbon Free Energy Mandatory by 2045

At a press conference that included speeches from State Assemblywomen Lorena Gonzalez and author State Senator Kevin De León, Governor Brown signed SB 100 into law today.  SB 100 amends the Renewable Portfolio Standard Program (RPS) targets for 2030 and … Continue reading

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Enrolled Bill Update September 2018

The deadline for the Legislature to pass pending legislation and send it to the Governor’s desk was August 31st. The Governor sign, veto, or allow enrolled bills to become law by September 30, 2018. The Legislature passed many bills that … Continue reading

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The Cost of a CAP Part 2: How Much is This Climate Action Plan Going to Cost Our City?

More and more, local jurisdiction staff, decision makers, and stakeholders are interested in the cost of implementing climate action plan measures and actions. We are often asked by local jurisdiction officials some form of the question: how much is thing … Continue reading

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The Cost of a CAP: Monetary impacts of local GHG reduction measures

More and more cities in California are developing Climate Action Plans (CAPs). During our climate action planning work with cities, we repeatedly hear questions from the public and city staff about costs. How much is this climate action plan going … Continue reading

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Litigation Update: Latest Round of Litigation Filed over County of San Diego CAP and General Plan Update Amendment

On March 16, 2018, the Sierra Club and several other environmental and climate oriented organizations (Petitioners) filed a Writ of Mandate in San Diego Superior Court against the County of San Diego.  The Writ challenges the County of San Diego’s … Continue reading

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