Environmental Issues Questions and Answers | Latest Version | 2025/2026 | Correct & Verified

Environmental Issues Questions and Answers | Latest Version | 2025/2026 | Correct & Verified What is an environmental issue? A problem that harms the natural environment or human health What does climate change refer to? Long-term changes in temperature and weather patterns What is global warming? The increase in Earth’s average surface temperature What gas is most responsible for global warming? Carbon dioxide What human activity releases the most greenhouse gases? Burning fossil fuels What is air pollution? The presence of harmful substances in the air Name one major source of air pollution. 2 Vehicle exhaust emissions What health problem is commonly linked to air pollution? Respiratory diseases What is water pollution? Contamination of rivers, lakes, or oceans What is a major cause of water pollution? Industrial waste discharge What is soil pollution? Contamination of soil by harmful chemicals What agricultural activity contributes to soil pollution? Excessive use of pesticides What is deforestation? Large-scale removal of forests Why is deforestation harmful? It destroys habitats and increases carbon emissions 3 What is biodiversity? The variety of living organisms in an ecosystem Why is biodiversity important? It maintains ecosystem balance and resilience What causes loss of biodiversity? Habitat destruction What is desertification? Degradation of fertile land into desert What human activity accelerates desertification? Overgrazing What is waste pollution? Accumulation of unwanted materials in the environment What type of waste takes longest to decompose? Plastic waste 4 Why is plastic pollution dangerous? It harms wildlife and ecosystems What is ocean pollution? Contamination of marine environments What is a major cause of ocean pollution? Plastic dumping