Leading the transformation to
100% renewable energy
and sustainable living.
Delivering cutting-edge research, trends, and analysis.
Get Details >
Powering change at the community and neighborhood level.
Learn More >
Explore Magazine >
trends and technology
Established in 1954, ASES is a 501(c)(3) non-profit that advocates for sustainable living and 100% renewable energy by sharing information, events and resources to cultivate community and power progress.
We integrate the perspectives of science, industry, policy and citizens. We believe knowledge and community are a powerful combination for change. Our members look to us to sustain the culture required to achieve a 100% renewable energy future.
The largest grassroots solar event in the nation, involving thousands of participants in 2019 enjoying over 80 Local Solar Tours and more than 900 Solar Open Houses in cities and towns nationwide. Learn More
A new nationwide movement of “tiny watts”–very small applications of solar PV and solar thermal–because even small applications add up in a big way! Learn more