Following are links to organizations that you may find interesting and helpful.

Morton Arboretum Community Trees Program
Chicago Wilderness
DuPage Monarchs Project
Friends of the Edwards House in Downers Grove, IL website
Friends of the Edwards House in Downers Grove, IL facebook
Downers Grove Heritage Preservation Corporation
Downers Grove Park District
Downers Grove Park District Nature Center
Downers Grove Historical Society
Village of Downers Grove Community Development Department
Northeast Illinois Invasive Plant Partnership
Downers Grove Patch
The Nature Conservancy
Illinois Environmental Council
Environmental Defense Fund
The Conservation Foundation

Environmental Education link provided courtesy of Deb E. Coleman:
Home Water Conservation Guide

Environmental Education link provided courtesy of Tom Coner,  AI Horizon: Computer Science and Artificial Intelligence Programing:
Energy Conservation for Kids

Environmental Education link provided courtesy of Mrs. April McVey's 5th Grade Class, Cleary Mountain Union Free School District:
Water Conservation for Kids

Environmental Education link provided courtesy of Bridget Thomson, Environmental Specialist, Pensacola, FL:
Water Saving Tips for Lawn Care

Environmental Education links provided courtesy of Suka and Kate Jackson in San Diego, CA:
Water  Saving Tips and How To Save Water In Daily Life

Environmental Education link provided courtesy of Emily Moore, lawn and garden blogger in Greensboro, NC:
55 Arboretums Everyone Should Put on Their Bucket List

Environmental Education link provided courtesy of Anna Quinn
and her daughter:
Ways to Reduce, Reuse, and Recycle Your Plastic Containers

Environmental Education link provided courtesy of Lynette Brown
and her daughter Ava:
The Clean Water Act, a video presentation.

Note:
Opinions expressed by the foregoing organizations and individuals should not necessarily be regarded as opinions of Pierce Downer's Heritage Alliance.