気候変動が全球生物多様性に与える影響（官報）
令和7年2月6日|p.37
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The Impact of Climate Change on Global Biodiversity
Introduction
Climate change is one of the most pressing environmental issues facing our planet today. Its effects are far-reaching and multifaceted, impacting ecosystems worldwide. One of the most significant consequences of climate change is its profound impact on global biodiversity.
Rising Temperatures and Habitat Loss
As temperatures rise due to increased greenhouse gas emissions, many species struggle to adapt quickly enough to survive in their changing environments. This leads to habitat loss, forcing animals and plants to migrate or face extinction. For example, polar bears rely on sea ice for hunting seals; however, melting ice caps reduce their access to food sources.
Disruption of Ecosystem Services
Ecosystem services provided by diverse biological communities—such as pollination, water purification, and carbon sequestration—are being disrupted by climate-induced changes. Coral reefs, often referred to as "rainforests of the sea," support a quarter of all marine life but are increasingly threatened by ocean warming and acidification.
Conclusion
Addressing the impacts of climate change requires urgent action at both local and global scales. Conservation efforts must focus not only on protecting individual species but also on preserving entire ecosystems that provide critical services necessary for human survival. By reducing carbon footprints and promoting sustainable practices, we can mitigate some of these adverse effects and safeguard Earth's rich biodiversity for future generations.