Key Takeaways
- Global average surface temperature has risen by approximately 1.1 degrees Celsius since the late 19th century, with most warming occurring since 1975 at a rate of 0.15 to 0.20 degrees per decade.
- In 2023, Earth's average surface temperature was about 1.18°C above the 1951-1980 mean, marking the warmest year on record.
- Arctic sea ice extent has declined by about 13% per decade since 1979, with September minimums shrinking dramatically.
- Approximately 1 million animal and plant species are now threatened with extinction, many within decades.
- 75% of terrestrial environments and 66% of marine environments have been significantly altered by human actions.
- Over 40% of amphibian species, 33% of reef-forming corals, and 26% of mammals face extinction risks.
- Plastic pollution kills 1 million seabirds and 100,000 marine mammals annually.
- Microplastics found in 88% of ocean surface waters globally.
- Air pollution causes 7 million premature deaths yearly, equivalent to 1 in 8 deaths.
- Forest area has decreased by 420 million hectares since 1990, net loss of 178 million hectares after plantations.
- 10 million hectares of forest are lost annually to deforestation.
- Brazil lost 11.6% of Amazon forest cover since 1985.
- 80% of oceanic dead zones are from agricultural nutrient runoff.
- 97% of Earth's water is saline, with 2.5% freshwater, mostly ice.
- Overfishing has depleted 34% of fish stocks, 60% fully exploited.
Climate change and ecological destruction threaten all life on Earth.
Biodiversity
Biodiversity Interpretation
Climate Change
Climate Change Interpretation
Forests and Land
Forests and Land Interpretation
Oceans and Water
Oceans and Water Interpretation
Pollution
Pollution Interpretation
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