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Publications

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CEPP produces analysis and perspectives on active policy issues, supporting informed, effective decisions in the public sector.

Policy Engagement

Comment letters, policy briefs, and other materials informing policymakers.

White Papers

Our White Papers offer in-depth analysis, expert opinions, research findings, and practical guidance. 


 

All Publications

California's Wildland Urban Interface, A Structural Look Book 
Bree A. Evans, Michael Mastrandrea, and Michael Wara
Dashboard: California's Wildland Urban Interface 
Look Book and Dashboard | June 2026

Scaling California's Prescribed Fire Workforce
Abigail Varney, Michael Mastrandrea, and Michael Wara
White Paper | April 2026

The Writing on the Wall: Why California Refineries Are Closing
Thomas J.P. Hersbach, Constance Cho, Michael Mastrandrea, Michael Wara, and Deborah Sivas
Policy Brief | February 2026

Real-Time Smoke Forecasting for Emergency Preparedness
Karl Toepperwien, Jessica Yu, Michael Mastrandrea, Michael Wara, Matthias Ihme
Policy Brief | December 2025

Examining Disaster Insurance Markets: Lessons for the Future of Wildfire Insurance
Samuel Hudgens, Nam Nguyen, Eric Macomber, Michael Mastrandrea, and Michael Wara
White Paper | November 2025

California Wildfire 2025, Emerging Trends & Policy Insights
CEPP Team
Year in Fire Report | November 2025

When do utilities pay for wildfires? The law is changing across the West
Eric Macomber, Michael Mastrandrea, Michael Wara
Policy Brief | October 2025

Improving Electricity Bill Affordability for Low-Income Customers Using the California Climate Credit
Lane D. Smith, Eric Macomber, Michael Mastrandrea, and Michael Wara
White Paper | September 2025

Flexible Operation and Fugitive Methane Emissions Limit the Potential of Power Plant Carbon Capture and Storage
Thomas Hersbach, Michael Mastrandrea, and Michael Wara
Academic Publication | September 2025

Cost-effectiveness and health impacts of carbon capture in California
Thom Hersbach, Michael Mastrandrea, Michael Wara
Policy Brief | September 2025

Prescribed Fire in the West: A Survey of Current State Practices and Recommendations to Increase the Pace and Scale of Planned Burns
Miriam Awan, Abigail A. Varney, Annabelle W. Tao, Matthew Murphy, Cassandra Jurenci, Michael Mastrandrea, Michael Wara
White Paper | August 2025

Wildfire: An Updated Look at Utility Risk and Mitigation
Eric Macomber, I. Avery Bick, Michael Wara, Michael Mastrandrea
White Paper | June 2025

What Color is Your Nomex? Categorizing and Quantifying the Wildland Fire Response Workforce
Abigail A. Varney, I. Avery Bick, Cassandra Jurenci, Michael Mastrandrea, Michael Wara
White Paper | May 2025

Key Challenges for California's Energy Future
Rhianna R. Hohbein, Miriam Aczel
Policy Brief | April 2025

Beneficial Fire Implementation in California's Changing Air Quality Landscape
Jessica Yu, Arjan Walia, Michael Wara, Michael Mastrandrea, and Sarina Patel
Policy Brief | April 2025

Crying Over Split Milk: Controlling H5N1 in California Dairies
Astrid Elliott, Chloe Haydel Brown, Coleman Sherry, and Jordan Stock, Gina Hervey
White Paper | January 2025

Comments on Draft Dairy Order, SWRCB/OCC FILES A-2283(b)
Gina Hervey, Deborah A Sivas, Michael Wara, Michael Mastrandrea, Amanda Zerbe, Cassandra Jurenci
White Paper | December 2024

Reallocating the Residential California Climate Credit to Low-Income Customers
Lane D. Smith, Michael Mastrandrea, Michael Wara
Policy Brief | December 2024

Building a Robust and Representative Wildland Fire Mitigation and Management Workforce
Abigail Varney, Cassandra Jurenci
White Paper | November 2024

The Unseen Competition in the Energy Transition: Acknowledging and Addressing Inter-Utility Competition to Achieve Managed Decarbonization
Joshua Lappen, Michael Wara, Michael Mastrandrea, and Amanda Zerbe
White Paper | September 2024

Grid Regionalization in the West: Reliability Benefits From Increased Cooperation in Electricity Markets and Operations
Mareldi Ahumada-Paras, Michael Mastrandrea, Michael Wara
White Paper | Aug 22, 2024

Wildfire: Assessing and Quantifying Risk Exposure and Mitigation Across Western Utilities
Eric Macomber, Michael Wara, Michael Mastrandrea
White Paper | May 2024

Climate change and utility wildfire risk: A proposal for a federal backstop
Eric Macomber, Michael Wara, Michael Mastrandrea
White Paper | May 2024

Proposed Amendments to the Low Carbon Fuel Standard
Michael Wara, Michael Mastrandrea, Mareldi Ahumada-Paras, Ben Clark
Comment Letter | May 2024

AB 32 Environmental Justice Advisory Committee (EJAC) Meeting Presentation
Michael Wara, Michael Mastrandrea, Mareldi Ahumada-Paras, Ben Clark
Policy Engagement | March 2024

Proposed Amendments to the California Low Carbon Fuel Standard Regulation
Michael Wara, Michael Mastrandrea, Mareldi Ahumada-Paras, Anela Arifi, Chelsea Pardini, William Scott, Amanda Zerbe
Comment Letter | February 2024

Low-intensity Fires Mitigate the Risk of High-intensity Wildfires in California's Forests
Xiao Wu, Erik Sverdrup, Michael Mastrandrea, Michael Wara, and Stefan Wager
Academic Publication | November 2023

The contribution of wildfire to PM2.5 trends in the USA
Marshall Burke, Marissa L. Childs, Brandon de la Cuesta, Minghao Qiu, Jessica Li, Carlos F. Gould, Sam Heft-Neal, and Michael Wara
Academic Publication| September 2023

Local and Utility-Wide Cost Allocations for a More Equitable Wildfire-Resilient Distribution Grid
Zhecheng Wang, Michael Wara, Arun Majumdar, and Ram Rajagopal
Academic Publication | August 2023

California’s Low Carbon Fuel Standard: Simulating an EJ Scenario using CARB’s CATS Model
M. Wara, M. Ahumada-Paras, M. Mastrandrea, H. Zhu, C. Morton, R. Chor
Fact Sheet | August 2023

Developing and Supporting the Federal Wildland Fire Workforce
Abigail A. Varney, Samuel Wallace-Perdomo
White Paper | August 2023

Low Carbon Fuel Standard Virtual Community Meetings
M. Wara, M. Ahumada-Paras, M. Mastrandrea, H. Zhu, C. Morton, R. Chor
Policy Engagement | May 2023

The Costs of Building Decarbonization Policy Proposals for California Natural Gas Ratepayers: Identifying Cost-Effective Paths to a Zero Carbon Building Fleet
Alison Ong, Michael Mastrandrea, Michael Wara
White Paper | June 2021

Supporting Information -The Costs of Building Decarbonization Policy Proposals for California Natural Gas Ratepayers: Identifying Cost-Effective Paths to a Zero Carbon Building Fleet
Alison Ong, Michael Mastrandrea, Michael Wara
White Paper | June 2021

The Changing Risk and Burden of Wildfire in the United States
Marshall Burke, Anne Driscoll, Sam Heft-Neal, Jiani Xue, Michael Wara
Research Brief | May 2021

Accounting for the Greenhouse Gas Emission Intensity of Regional Electricity Transfers
Gregory Von Wald, Danny Cullenward, Michael D. Mastrandrea, and John Weyant
Academic Publication | May 2021

A New Strategy for Addressing the Wildfire Epidemic in California
Michael Wara
White Paper | April 2021

The Changing Risk and Burden of Wildfire in the United States
Marshall Burke, Anne Driscoll, Sam Heft-Neal, Jiani Xue, Jennifer Burney, and Michael Wara
Academic Publication | January 2021

The Changing Risk and Burden of Wildfire in the United States
Marshall Burke, Anne Driscoll, Sam Heft-Neal, Jiani Xue, Jennifer Burney, Michael Warae
Journal Publication | November 2020

Removing Legal Barriers to Building Electrification
Deborah Sivas, Michael Wara, Nicholas Wallace, Amanda Zerbe
White Paper | October 2020

Analyzing California's Framework for Estimating Greenhouse Gas Emissions Associated with Retail Electricity Sales
Gregory Von Wald, Michael D. Mastrandrea, Danny Cullenward, and John Weyant
Academic Publication | October 2020

An Open-Source Model of the Western Climate Initiative Cap-and-Trade Programme with Supply-demand Scenarios to 2030
Mason Inman, Michael D. Mastrandrea, and Danny Cullenward
Academic Publication | May 2020

Assessing California's Progress Toward its 2020 Greenhouse Gas Emissions Limit
Michael D. Mastrandrea, Mason Inman, Danny Cullenward
Academic Publication | March 2020

Tracking Banking in the Western Climate Initiative Cap-and-Trade Programt
Danny Cullenward, Mason Inman, and Michael D. Mastrandrea
Academic Publication | December 2019

Net-zero Emissions Energy Systems
Michael Mastrandrea et al.
Academic Publication | June 2018

Competition at the Grid Edge: Innovation and Antitrust Law in the Electricity Sector
Michael Wara
Academic Publication | October 2017