Скачать или смотреть Climate change impacts on Tuvalu and Pakistan | dawood10

Climate change impacts on Tuvalu and Pakistan | dawood10

Climate change has widespread negative effects, including increased frequency and intensity of extreme weather events like heatwaves, floods, and droughts; rising sea levels from melting ice and thermal expansion, threatening coastal areas; disruption of ecosystems and agriculture leading to food and water scarcity; and health impacts from pollution, heat stress, and increased disease. These changes threaten human health and livelihoods, pose risks to infrastructure, and can lead to population displacement and conflict. 

Extreme Weather
More Intense and Frequent Events:
Earth's warming atmosphere holds more water, leading to heavier rainfall, severe floods, and more intense storms. 

Heatwaves and Droughts:
Higher global temperatures are causing more frequent and extreme heatwaves, and combined with changes in precipitation, can lead to prolonged and severe droughts. 

Wildfires:
Increased heat and dryness from droughts heighten the risk of wildfires, which can destroy habitats and impact air quality. 

Impacts on the Ocean and Land
Rising Sea Levels:
Melting glaciers and ice sheets in the Arctic and Antarctic, along with the thermal expansion of warming oceans, are causing sea levels to rise. 

Ocean Changes:
Oceans absorb excess heat and CO2, leading to ocean acidification and heating, which harms marine life and ecosystems like coral reefs. 

Melting Ice:
The Arctic is experiencing amplified warming, resulting in declining sea ice, retreating glaciers, and melting permafrost. 

Threats to Ecosystems and Food Systems
Biodiversity Loss:
Many species, especially in sensitive regions like the Arctic and coral reefs, are forced to relocate or face extinction due to rapid environmental changes. 

Food Insecurity:
Disruptions to water supplies and increased droughts make growing crops more difficult, leading to potential food shortages and insecurity. 

Human Health and Society
Health Risks:
Climate change poses the biggest health threat to humanity through heat stress, air pollution from increased smog, and the spread of diseases. 

Displacement and Conflict:
Rising sea levels and desertification can force people to leave their homes, creating climate migrants and potentially leading to conflict and social instability. 

Infrastructure Damage:
Extreme weather events can damage critical infrastructure, impacting transportation, energy systems, and overall community resilience. 

Causes and Effects of Climate Change | United Nations

Climate change is the single biggest health threat facing humanity. Climate impacts are already harming health, through air pollution, disease, extreme weather ...



#climatechange