Researchers Warn of Potential 80% Decline in Arctic Reindeer Populations by 2100

What's Happening?

Research led by the University of Adelaide and the University of Copenhagen predicts a significant decline in Arctic reindeer populations due to climate change. The North American wild reindeer, or caribou, are at the highest risk, with populations potentially decreasing by up to 80% by 2100. This decline is attributed to past climate events and the current warming trend, which has already reduced global reindeer populations by two-thirds over the last three decades.

Why It's Important?

The decline in reindeer populations could have cascading ecological effects, including reduced tundra plant diversity and decreased carbon storage in Arctic soils. This could exacerbate climate warming by releasing soil carbon into the atmosphere, further threatening reindeer and caribou populations. The research underscores the need for major cuts in greenhouse gas emissions and increased investment in wildlife management and conservation to mitigate these impacts.

What's Next?

The study calls for urgent action to reduce greenhouse gas emissions and enhance conservation efforts to protect reindeer populations. Researchers emphasize the importance of understanding past climate events to predict future changes and inform policy decisions. Continued monitoring and research are necessary to develop effective strategies for preserving Arctic biodiversity.