
ZERO – Associação Sistema Terrestre Sustentável





ZERO is a Portuguese environmental NGO, founded in 2015, that advocates for sustainability on energy, pollution, waste, biodiversity and social equity.
Our Goal
ZERO works to defend the values of sustainability in Portuguese society. It is striving for zero fossil fuels, zero pollution, zero waste of resources, zero destruction of ecosystems and biodiversity, and zero social and economic inequality.
Our Wishes
ZERO invites citizens, companies and volunteers to join its cause and to support its advocacy campaigns and corporate sustainability programmes.
In the Pulse
- Energy-saving measures could yield €8.5 billion a year in benefits for Portugal by 2030
- ZERO says 2027 state budget falls short on climate and nature spending
- Environmental group backs new Lousada landfill cell because it will take no organic waste
- ZERO says 2027 state budget fails to treat environment as a strategic priority
- ZERO urges mechanical-biological waste treatment, opposes incineration in Algarve
Open calls
Become a European Climate Pact Ambassador
Open call for applications to become an Ambassador of the European Climate Pact, promoting climate action in your community, sector or region as part of a European network. Run by the European Climate Pact (@ourplanet_eu), shared here by ZERO.




