Recent satellite data reveals a significant slowdown in global tropical forest loss, attributed largely to enhanced conservation efforts, particularly in Brazil. In 2025, the world lost approximately 43,000 square kilometres of old-growth tropical forests—about the size of Denmark—a reduction of nearly one-third compared to record losses recorded in 2024. However, experts caution that this progress may be jeopardised by the anticipated intensification of forest fires due to climate change and the onset of the El Niño weather phenomenon later this year.
Declining Deforestation Rates
The World Resources Institute (WRI) and the University of Maryland’s latest analysis indicates a 36% reduction in tropical forest loss in 2025. Notably, this decline follows a year marked by unprecedented wildfires and accelerated deforestation rates, particularly during the previous year. While the data presents some uncertainties—since satellite observations may capture losses from previous years—the overarching trend is clear and encouraging.
“Seeing a decline in 2025 is incredibly encouraging,” stated Elizabeth Goldman, co-director of Global Forest Watch at WRI. “It highlights how political will and leadership can yield tangible results for forest conservation.”
The decline is particularly pronounced in Brazil, home to the Amazon rainforest, where stronger environmental policies and law enforcement measures have contributed to a notable decrease in deforestation. In 2025, an estimated 5,700 square kilometres of old-growth tropical forests disappeared in Brazil—marking the lowest figure since monitoring began in 2002.
The Role of Environmental Policies
Brazil’s success in reducing forest loss can be attributed to a combination of factors, including enhanced regulations and active enforcement against illegal logging and land clearance. Countries such as Colombia and Malaysia have also made strides in forest protection, demonstrating the impact of committed governance.
Tropical rainforests are crucial to Earth’s ecological balance, housing millions of species and playing a vital role in carbon sequestration. Despite the positive trend observed in 2025, ongoing pressures from agriculture, logging, and climate change pose significant challenges.
The Looming Threat of El Niño
While the reduction in forest loss is a step in the right direction, researchers are apprehensive about the potential ramifications of the forthcoming El Niño phenomenon. This climate pattern, characterised by elevated sea surface temperatures, is expected to exacerbate forest fire risks, particularly when combined with the effects of climate change.
“Climate change and land clearing have shortened the fuse on global forest fires,” warned Professor Matthew Hansen from the University of Maryland. “Without urgent action to manage fire more effectively, we risk pushing the world’s most important forests past their recovery point.”
Climate Change and Forest Resilience
The increasing frequency and intensity of wildfires, coupled with prolonged drought conditions, underscore the need for innovative strategies to enhance forest resilience. Rod Taylor, global director for forest and nature conservation at the WRI, emphasised the importance of adapting forest management practices to cope with these new environmental realities.
The recently released Copernicus climate service report highlighted how climate change has driven extreme weather events, including heatwaves and wildfires, across Europe. This past year, Europe recorded unprecedented temperatures, with the Mediterranean Sea experiencing its highest surface temperatures on record. Such climatic extremes inevitably create conditions conducive to forest fires, posing a threat to both European and global ecosystems.
Why it Matters
The interplay between forest conservation efforts and climate change highlights an urgent need for sustained commitment to protecting these vital ecosystems. While recent reductions in deforestation rates are promising, the looming threat of El Niño and climate-related disasters necessitates immediate and strategic action. The health of our planet’s forests is not merely an environmental concern; it is integral to global climate stability, biodiversity, and human well-being. As nations strive to meet their pledges to halt and reverse deforestation by 2030, the upcoming challenges will test our resolve and capacity for effective environmental stewardship.