For the environment, our health and our communities. Part of The Public Interest Network.
Joined January 2014
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South Dakota produces the equivalent of 95% of the electricity it consumes from solar, wind and geothermal sources. Our “State of Renewable Energy” dashboard with @EnvAm highlights other leading states in the transition to clean energy. frontiergroup.org/resources/…
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The rapid growth in solar energy is a 50-state story. Our updated clean energy dashboard w/ Environment America, highlighted in this AP story, allows you to track trends in your state. apnews.com/article/trump-sol…
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State parks provide us with beautiful, accessible spaces to connect with nature – but the lands they protect often also serve as major carbon storage hubs. Keeping these lands wild is a key line of defense against a changing climate. frontiergroup.org/articles/h…
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State parks aren’t just for weekend getaways. By preserving forests, wetlands, grasslands and other natural areas, many of these much-loved places act as vital carbon sinks that help to regulate our planet’s health. frontiergroup.org/articles/h…
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California and Texas draw headlines for renewable energy leadership. But did you know there are 48 other states – some of which are surprising leaders in clean energy growth? Our “State of Renewable Energy” dashboard has the details on all 50 states. frontiergroup.org/resources/…
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In 2016, only 13 U.S. states had grid-connected battery energy storage. In 2025, only 13 states did not have battery storage, while the leading state, California, has seen a >100-fold increase in battery storage since 2016. frontiergroup.org/resources/…
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The U.S. produced enough solar energy in 2025 to power 36 million homes – a seven-fold increase from 2016. Our “State of Renewable Energy” dashboard tracks the rapid growth of solar and other clean energy technologies. frontiergroup.org/resources/…
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State parks aren’t just for weekend getaways. By preserving forests, wetlands, grasslands and other natural areas, many of these much-loved places act as vital carbon sinks that help to regulate our planet’s health. frontiergroup.org/articles/h…
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Many of us will head to state parks for relaxation this Memorial Day weekend. But, as our latest article describes, parks also play an important role in the fight against climate change. frontiergroup.org/articles/h…
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Fulfilling the environmental mission of state parks takes money. Our new report, 'Invest in Nature' highlights the maintenance backlogs plaguing many parks as well as the proven, common-sense solutions states have used to fill funding gaps. frontiergroup.org/resources/…
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NEW: America produces roughly three times as much energy from solar, wind and geothermal sources as we did a decade ago. Our updated “State of Renewable Energy” dashboard provides the details about clean energy adoption in all 50 states. frontiergroup.org/resources/…
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TOMORROW: Our 8th annual State of Renewable Energy dashboard highlights the latest state-by-state trends in clean energy adoption. Find out where your state ranks: frontiergroup.org/resources/…
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Three quarters of the permitted diesel generators at Virginia data centers are older, more highly polluting “Tier 2” models. Federal and state laws are plagued with loopholes that could allow their expanded use beyond real emergencies. frontiergroup.org/resources/…
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Data centers around the country rely on dirty diesel generators for backup power in case of emergencies. But with increasing strain on the grid, pressure to expand their use is mounting. Our new resource explains. frontiergroup.org/resources/…
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Lack of funding has left many states struggling to keep up with the everyday maintenance and repairs needed to keep their state parks in good condition. Our new report outlines a set of measures that can help turn this around. frontiergroup.org/resources/…
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State parks are a gateway to nature for millions of Americans, but lack of investment has left many operating with facilities and infrastructure in dire need of repair. Our new report examines what can be done to tackle the backlog. frontiergroup.org/resources/…
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State parks are loved by millions, but many parks don’t have the funds they need to keep on top of basic maintenance and repairs. Our new report examines the scale of the current repair backlog and suggests measures for tackling it. frontiergroup.org/resources/…
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The EPA is proposing a rule change that would enable “chemical recycling” plants to emit more harmful pollution with less federal oversight. This brings major risks for our communities, our environment and our health, as we explain here: frontiergroup.org/resources/…
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Some of the oldest and dirtiest power plants in the nation are staying online to help power data centers. 17 power plants with delayed retirements were responsible for more than 3% of NOx and SO2 pollution from the U.S. electricity sector in 2023. frontiergroup.org/resources/…
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New analysis: Increasing electricity demand – in part fueled by the data center boom – is slowing down America’s transition away from the dirtiest, oldest energy sources [thread]
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8.1 GW of coal capacity that was scheduled to be retired by the end of 2025 is still being kept online. frontiergroup.org/resources/…
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In 2023, power plants with delayed retirements emitted about 33,000 tons of sulfur dioxide and nearly 30,000 tons of nitrogen oxides, more than 3% of all such pollution reported to the EPA that year. frontiergroup.org/resources/…
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