The Climate Solutions Speaker Series We are getting started on the next phases of our project, the Climate Solutions Speaker Series where we are providing three different sessions/seminars dedicated to implementing climate solutions at the Presidio; those projects...
Inyenyeri Rwanda Clean Stove partnership Matter of Trust has partnered with Inyenyeri, a fuel-utility company that provides clean cookstoves in Rwanda. Clean stove technology is an urgent environmental challenge. Every year, more than four million people around the...
Can global warming be reversed? Yes, says Paul Hawken’s Project Drawdown, a non-profit organization dedicated to exploring and advocating how we can reach drawdown – the point at which the concentration of greenhouse gas emissions starts to fall – within...
Are you fascinated by succulents, but haven’t had the best luck keeping them alive? Or are you an avid gardener just looking for a new project? Either way, this workshop is for you! In this creative workshop, you’ll get your hands dirty while learning all...
WE HAVE MOVED! This page shows past exhibits at our old site in San Francisco’s Mission District. We leased this site for 3 years and then moved our charity out of this space and into 2 new ones. For our new sites and exhibits please check out our...
RESEARCH – How Compost Breaks Down Pharmaceuticals in Human and Animal Waste – 2016 The benefits of composting are well known, but what happens when pharmaceuticals enter the picture? Can material containing traces of pharmaceuticals – antibiotics in...
PLATFORM – Excess Access (now The Hum Sum) 1998 – 2018 Excess Access has morphed into our HumSum.org platform. HELP US TEST OUR NEW BETA DONATION SYSTEM! IT IS UP AND RUNNING MATCHING GIFTS AND WISHES! NEW Free Exchange on our TheHumSum.net TO DONATE...
We know that the world needs a healthier environment and every one of us is needed to participate in the solution. Zero Waste Flash Mobs are our way of inspiring people to work together in creating that environment. Zero Waste Flash Mobs pump positive, human...
Check out our new LEAF Internship Programs There are internship opportunities here: http://matteroftrust.org/ecocenter/opportunities Or volunteer opportunities here: Volunteer Archived Info on previous LEAF Summer Camps is below. The LEAF Academy program is for...
June 18–21, 2015 Carbon, Compost and Climate Tent Presidio Main Parade Ground Tent 104 Montgomery St San Francisco CA If you’re made of carbon… So everybody… We hope you’ll come by and visit! We are taking this opportunity to...
