Koolhof Earth projects reduce human impact on the earth’s vital natural resources including clean water, clean air and healthy ecosystems necessary to support all forms of life. Our projects endeavor to restore these resources by reducing past environmental impacts. Examples include installing raingardens, restoring urban streams, reducing impervious surfaces, improving the energy efficiency of old buildings, research into bio-filtration systems, and more. Learn More »

Water

Water

Water is fundamentally important to life on earth. We need clean water to drink and we need clean water to support healthy ecosystems. Learn More »

Energy

Energy

The opportunity to reduce energy usage through gains in energy efficiency is key to reducing fossil fuel derived carbon dioxide emissions. Learn More »

Materials & Resources

Materials & Resources

Our projects focus on solid waste management by bringing the practices of recycling, reuse and reporposing to underserved commuities. Learn More »

Notable

Stewardship Service Day

Koolhof Earth Cancels Gala in Order to Deliver Retrofits