The Living Planet Index (LPI) measures the average decline in monitored wildlife populations. The index value measures the change in abundance in 34,836 populations across 5,495 native species relative to the year 1970 (i.e. 1970 = 100%).| Our World in Data
Hannah joined us in 2017. She became Deputy Editor and Science Outreach Lead at Our World in Data in 2023. She was previously Head of Research.She focuses on the long-term changes in the environment – energy, pollution, agriculture, food supply – and their compatibility with global development. Hannah completed her Ph.D. in GeoSciences at the University of Edinburgh.She is a researcher at the Oxford Martin Programme in Global Development, and an honorary fellow at the University of Edinbu...| Our World in Data
Explore the diversity of wildlife across the planet. What are species threatened with? What can we do to prevent biodiversity loss?| Our World in Data
