Observe the role of fossil fuels and pollution where acid rain occurs, and solutions to reducing the amount of sulfuric and nitric acids in the atmosphere. .
Forest fires and haze
Huge fires that break out in rainforest areas of Indonesia release toxic smog which travel to neighbouring countries such as Malaysia and Singapore, causing haze.
Ozone layer
Far above Earth’s surface, the ozone layer helps to protect life from harmful ultraviolet radiation. Observe what CFCs are and how they have contributed to the ozone hole.