Rainforest loss is not undone when a seedling takes root.
The destruction of old tropical forest removes ecosystems that cannot be recreated on political timelines.
Bad outcome probability
Humid tropical primary rainforest loss will exceed three million hectares in 2026.
The measurement that matters is not simply how many trees stand on a map. Tropical primary forest contains complex species relationships built over centuries.
Recent monitoring shows that annual losses remain substantial even where the rate declines. That difference matters: a slower rate of destruction still leaves enduring harm.
Land-use decisions, commodity demand, fires and enforcement will determine whether the downward trend becomes an actual halt to destruction.
What this could mean.
- Why this could be bad
- Primary forests contain biodiversity, carbon and water-cycle functions that newly planted forests cannot immediately replace.
- Possible repercussions
Habitat fragmentation could raise extinction risks for forest specialists.
Carbon released by clearing can add to future warming.
Water security and livelihoods could be harmed far from a logging site.
The assessment.
- What we are forecasting
- Humid tropical primary rainforest loss will exceed three million hectares in 2026.
- Time horizon
- Through December 2027
- Editorial confidence in the evidence: 88%
- WRI reported millions of hectares of primary forest lost in 2025 despite a decline from the prior year.
- What could change the outcome
- Stronger enforcement or better fire conditions could produce a larger decrease than forecast.
The evidence.
- Global Forest Review ↗World Resources Institute · 2026