Nigeria's free digital learning hub. Videos, lecture notes, practice questions and leaderboards aligned with CCMAS, NBTE, NCCE, WAEC, NECO, IJMB and JAMB curricula.
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Nigeria's free digital learning hub. Videos, lecture notes, practice questions and leaderboards aligned with CCMAS, NBTE, NCCE, WAEC, NECO, IJMB and JAMB curricula.
Human Impacts on the Atmosphere and Environment
Human activities have profoundly altered the atmosphere and environment, primarily through industrialization, deforestation, and the burning of fossil fuels. These actions release large amounts of greenhouse gases such as carbon dioxide and methane, which intensify the greenhouse effect and contribute to global warming. Air pollution from vehicles and factories introduces harmful particulates and chemicals, degrading air quality and affecting human health. Deforestation reduces the Earth’s capacity to absorb carbon, while urbanization disrupts natural ecosystems and increases heat retention in cities. Beyond the atmosphere, human impacts extend to soil degradation, water pollution, and biodiversity loss, creating a chain reaction that destabilizes ecological balance. Understanding these influences is crucial for developing sustainable practices and mitigating climate change, ensuring the preservation of Earth’s life-support systems.
This lecture is part of GEO 202 INTRODUCTORY CLIMATOLOGY AND BIOGEOGRAPHY in the Geology department. The course has 30 recorded lectures across 10 series, all free to watch. Read or download the GEO 202 lecture note to study alongside the video.
