GCSE Combined Science (AQA)

622 videos | 38 hours

Pollution

Please subscribe to watch this video.

This, and all other videos, are included in our premium subscriptions.

Premium accounts get access to all videos.

Ecology Biodiversity and the Effect of Human Interaction on Ecosystems

Pollution

1:15 Biodiversity and Waste
Spec 4.7.3.2
Previous Waste Management Next Land Use
  • Pollution harms the environment and reduces biodiversity.
  • It is a slow process that eventually kills plants and animals.
  • Pollution occurs on land from sources like plastic waste escaping landfills and toxic chemicals being released.
  • Air pollution includes particulates from smoke and carbon from burning fossil fuels or car exhausts.
  • Airborne pollution also involves acidic gases like sulfur dioxide and nitrogen oxide, leading to acidic rain.
  • Water pollution sources include sewage, runoff of fertilizers from farms, and toxic chemicals from factories, affecting rivers, lakes, and seas.

Please subscribe to access these revision notes.

This, and all other video notes, are included in our premium subscriptions.

Premium accounts get access to all videos and revision notes.