Publications Library
Battery energy storage systems can serve as a clean and reliable source of backup power for homes and businesses. When properly installed, battery storage has proven to be a safe technology, and it is becoming safer every year as more protective regulations and best practices are established. However, many communities have raised concerns about battery storage…
Battery energy storage systems can be a cost-effective tool for utilities to meet peak demand and provide flexibility to the power grid. When properly installed, battery storage has proven to be a safe technology, and it is becoming safer every year as more protective regulations and best practices are established. However, many communities have raised…
When Hurricane Ida landed in Louisiana in August 2021, it decimated the area’s energy infrastructure. Over 1 million residents lost power, some for weeks, with outages impacting everything from communications to transportation. CrescentCare, a Federally Qualified Health Center in New Orleans, was forced to close when their backup diesel generators failed to come online. Residents…
Solar combined with energy storage (solar+storage) can provide cost savings and keep essential services powered during grid outages. Clean Energy Group has published a series of short fact sheets answering the following frequently asked questions about solar+storage: These fact sheets are adapted from Clean Energy Group’s 2024 publication, Understanding Solar+Storage: Answers to Commonly Asked Questions…
This video produced by CEG outlines the economic, environmental, and resilience benefits of a solar and energy storage-powered microgrid at community facilities, such as health clinics, affordable and senior housing, food banks, and fire stations.
The PEAK Coalition (UPROSE, The POINT CDC, New York City Environmental Justice Alliance, Clean Energy Group, and New York Lawyers for the Public Interest) submitted comments to the New York State Energy Planning Board about their Draft State Energy Plan. The comments convey deep concern for the Draft Energy Plan’s heavy reliance on expensive and…
Green hydrogen and green ammonia are touted as potential replacements for fossil fuels, but their actual environmental benefits are questionable. This fact sheet looks at the risks of hydrogen combustion.
Green hydrogen and green ammonia are touted as potential replacements for fossil fuels, but their actual environmental benefits are questionable. This fact sheet investigates the pros and cons of green ammonia.
This report compares the costs and benefits of one utility-scale, front-of-the-meter (FTM) battery system versus five commercial-scale, behind-the-meter (BTM) batteries of the same aggregate cost in Massachusetts. The report, commissioned by Clean Energy Group for the Cape and Vineyard Electric Cooperative (CVEC), provides useful information to help CVEC decide between two possible ownership models for…
Comments on Calpine Sherman Avenue Energy Center Permit Renewal Environmental Justice Impact Statement
CEG’s comments argue that battery storage is technically and financially feasible at Calpine Sherman Avenue Energy Center based on its analysis of the plant’s operations and site, contrary to Calpine’s statements.