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Volts podcast: Will Toor on Colorado's burst of clean energy policy

In this episode, Will Toor of the Colorado Energy Office shares about the state’s ambitious climate agenda and the array of energy policies they’ve been passing under a Democratic political trifecta. (PDF transcript) (Active transcript) Washington, DC, is a slow-motion nightmare right now, but out i

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David Roberts GuestWill Tour Guest

Episode Summary

Executive Summary: The episode examines Colorado’s rapid, sector-by-sector climate policy push after Democrats won unified control in 2018. Host David Roberts and Colorado Energy Office director Will Toor discuss electricity, buildings, industry, transportation, oil and gas, and environmental justice, emphasizing pragmatic legislation, broad coalitions, and state agency reform over an economy-wide cap-and-trade approach.

Main Topics: Colorado’s political shift and climate policy surge (Priority: 5/5): After Democrats gained the governorship and legislative control, Colorado rapidly passed major climate and clean energy laws, driven by pent-up demand and Governor Polis’s climate agenda. Electricity decarbonization and utility regulation (Priority: 5/5): Colorado is phasing out coal, expanding wind/solar/storage, and steering utilities toward 80%+ emissions reductions by 2030 through statutory targets and regulatory safe harbors. Buildings and gas utility transformation (Priority: 5/5): The state adopted a multi-tool strategy for buildings: utility electrification incentives, gas utility efficiency, commercial building performance standards, and a clean heat standard for gas distributors. Transportation, land use, and electrification (Priority: 5/5): Transportation is Colorado’s largest emissions source, so the state combined EV and fleet investments with planning reforms, transit support, and incentives for denser, less car-dependent development. Industrial emissions and carbon capture (Priority: 4/5): Colorado is targeting industrial methane and process emissions through rulemakings and is actively exploring carbon capture projects, especially in cement and other hard-to-abate sectors. Environmental justice and coalition-building (Priority: 4/5): New EJ offices, advisory structures, and targeted funding aim to direct benefits toward overburdened communities while helping maintain political support across labor, business, and local governments. Why Colorado rejected an economy-wide cap-and-trade approach (Priority: 4/5): The administration favored sector-specific policies and incentives over a broad cap because it believed that approach would be more workable, less costly, and more politically durable.

Key Arguments: Colorado’s success is largely explained by political control: when Democrats won the governorship and both chambers, the state could pass aggressive climate policy. Sector-by-sector regulation is more practical than an economy-wide cap in a state with very different emissions sources, especially for buildings and transportation where millions of decisions drive emissions. Electricity is the most straightforward sector because coal replacement with cheap wind and solar is already economically attractive. Buildings require a combined strategy: electrification incentives, gas efficiency, performance standards, and eventually better building codes. Transportation policy must address both vehicle technology and land use, because EVs alone do not solve vehicle miles traveled or urban sprawl. Colorado’s climate agenda is being designed to keep labor, business, utilities, and rural communities inside the coalition rather than forcing a polarized fight. Methane reduction in oil and gas is one of the state’s most measurable wins because sensing technology and regulatory tools now make emissions easier to detect and cut. Carbon capture is emerging in Colorado not as a central near-term assumption, but as a serious option for industrial decarbonization that needs policy guidance. Environmental justice is becoming institutionalized through offices, boards, and dedicated funding streams rather than treated as a side issue.

Data Points: Statewide GHG target: 50% below 2005 levels by 2030 - Colorado’s legislatively adopted near-term emissions target Statewide GHG target: 90% below 2005 levels by 2050 - Colorado’s long-term climate goal Electricity target: 80% emissions reduction by 2030 - Utility electricity sector planning and regulation Xcel Energy plan: Approximately 85% reduction - Xcel’s filed clean energy plan exceeds the minimum statutory requirement Tri-State plan: 90% reduction in-state emissions by 2030 - Tri-State adopted a plan to close all of its coal plants in Colorado and New Mexico Industrial target: 20% reduction below 2005 levels by 2030 - Colorado’s industrial emissions roadmap and statutory rulemaking Oil and gas methane target: At least 60% reduction - State target for upstream methane emissions from oil and gas operations Buildings target: 20% reduction below 2005 levels by 2030 - Commercial building performance standards Gas utility target: 22% reduction by 2030 - Clean heat standard for gas distribution utilities Transportation investment: Nearly three-quarters of a billion dollars - New state transportation electrification funding over the next decade Transportation electrification fund: $730 million - Approximate size of the transportation electrification investment package Clean heat biomethane limit: About one-quarter of the target - Maximum share the gas utilities can meet via biomethane/recovered methane Utility solicitation prices: Wind under 2 cents/kWh; solar with storage under 3 cents/kWh - Bid prices that helped make coal replacement economically compelling Coal plant O&M costs: 4 to 4.5 cents/kWh - Legacy coal operations and maintenance costs compared to new renewables Industrial emissions inventory: About 15 million tons/year - Colorado’s industrial emissions baseline referenced in the discussion Carbon capture project scale: On the order of 1 million tons/year - Potential capture magnitude of the Florence cement plant project State transportation/local funding: $1 billion - New funding routed to local governments for multimodal use Local multimodal fund: 1-for-1 match - Local governments must match funds for transit/bike/ped projects Colorado legislature balance: 19-16 Democratic Senate margin - After the 2020 election, helping sustain climate policy momentum Earlier Senate balance: 18-17 Democratic margin - Colorado Senate control in 2019-2020

Pivotal Quotes: "When Democrats gain control, they pass good clean energy policy." — David Roberts: Host’s framing of sub-national climate policy success "We looked at it and said, why would we do this incredibly complicated and controversial transportation cap approach when we can just work with a wide variety of stakeholders... and just move forward in a much more straightforward and less controversial way?" — Will Tour: Explaining why Colorado rejected a broad transportation cap-and-trade model "The kind of all-of-government approach where he is building a focus on climate into every relevant department in the state and is giving us a real free hand to move creative policy." — Will Tour: Describing Governor Polis’s role in Colorado’s climate agenda

Implications: Colorado’s model suggests aggressive decarbonization can advance through pragmatic, sector-specific policy, aligned agency reform, and broad stakeholder coalitions. The state may become a template for other subnational governments tackling hard sectors without relying on economy-wide caps.

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