Hudson River Environmental Society – Founded in 1970, the Hudson River Environmental Society is a nonprofit, non-advocacy organization that delivers the science behind Hudson Valley issues to citizens, scientists, and decision makers.

Who we are

Founded in 1970, the Hudson River Environmental Society is a nonprofit, non-advocacy organization that delivers the science behind Hudson Valley issues to citizens, scientists, and decision makers.

Join us

What we do

We enable objective discussions, provide forums for rigorous science, connect disparate views, and showcase the region’s natural heritage. We are academic researchers, government officials, nonprofit scientists, private consultants, teachers, students, and interested residents who find real solutions.

Newsletters

HRES’s Newsletters keep our membership informed about ongoing and upcoming activities. Download the Winter 2024 Issue.

HRES Annual Awards Dinner

Photo collage of three people holding awards and smiling.

HRES honored Roy “JR” Jacobson, Carrie Roble, and Dorothy Peteet on Feb 18. Read more.

Join or Renew Now!

Watercolor painting of buildings and homes along a river.

HRES is a member-supported organization. We depend on you to sustain our activities. Join us.

The Normans Kill Tour

View from The Overlook atop the Helderberg escarpment in John Boyd Thacher State Park.

HRES is pleased to announce our spring 2025 field trip to the Normans Kill region near Vorheesville, NY on May 17. More details.

Hudson River Symposium 2024

Word cloud with the largest text reading: River, Fish, Hudson, Change, Water.

State of Hudson River Ecosystem Monitoring, October 8. Read the Schedule.

HRES Publications

Oil painting of the Hudson Valley. This image also links to the Events landing page on this site.

HRES maintains a list of historical publications including past issues of Currents, abstracts and presentations from our symposia. Read more.