Trinidad and Tobago has a high species diversity to surface area ratio owing to its small size, strategic location and geological relationship with the South American continent. Its ecosystem range encompasses evergreen seasonal, semi-evergreen seasonal, deciduous seasonal, littoral woodlands, lower montane rainforests, seasonal montane forests, montane rainforests, elfin woodlands, swamp forests (including mangrove woodlands), palm swamps, marshes and savannahs. Biodiversity in the country is mainly threatened by the conversion of land to other uses.
- Trinidad and Tobago has undertaken the National Reforestation and Watershed Rehabilitation Program – a decade long programme launched in 2004 which seeks to replant 33,030 acres of forest, including 11,000 acres of forest in watersheds.
- Trinidad and Tobago participated in the Caribbean Regional Trialogue organized under BES-Net I in September 2018.
- Under BES-Net II, the country is receiving catalytic support through the BES Solution Fund to implement key priority national actions identified during the Trialogue.