Scientists issue grave warning after combing through 2,000 studies on wildlife around the globe: 'Unprecedented effects'

THE GUARDIAN • March 26, 2025

Humans are driving biodiversity loss among all species across the planet, according to a synthesis of more than 2,000 studies. Researchers from the Swiss Federal Institute of Aquatic Science and Technology and the University of Zurich analyzed over 2,000 studies. The study cited "habitat change, pollution and climate change" among the main factors driving "unprecedented effects on biodiversity.” “This study proves that humans are the cause behind mass biodiversity loss. The authors noted that previous research made the "extent of human impacts on biodiversity remain ambiguous." Now, however, it can't be denied — humans are the root cause.