How Much Do You Know About Human Impact On The Environment ?

Irresponsible dumping of rubbish results in land being polluted. Rubbish gives off a bad smell and breed germs. Piles of rubbish also take up space and are unsightly.

Burning of fossil fuels releases sulphur dioxide and nitrogen dioxide. When sulphur dioxide dissolves in rain water, they form acids, which then fall as acid rain.

Reforestation is the process of planting new trees to an area. It would bring about positive impact to our environment.

Insecticides and weedkillers are harmful to marine life.

Burning the forest will destroy the habitats for many wildlife. Thus, many species of the animals become extinct or endangered.

Most plastics are made from chemicals obtained from petroleum. Unlike biodegradable materials, non-biodegradable like plastic takes a very long time to decompose and they produce harmful gases when burnt.

BioBiodegradable materials are generally organic material such as plant and animal matter and other substances originating from living organisms. Unlike plastic, biodegradeable materaials will decompose over time.

Wood and Prawn shell are from animal or plant origins, therefore, it is considered biodegradeable materials.

Reforestation is the process of planting new trees to an area. By doing so, there will be more habitats for the animals.

Noise pollution is caused by excessively loud noises. Therefore, by turning up the volume of radios and televisions will result in noise pollution.

Untreated sewage is toxic to marine life and can also encourage algae growth.

When the environment for the organisms becomes unfavourable, they are unlikely to survive. Thus, the organisms may die or they may move to another place.

Liquid chemcials are toxic to marine life. Therefore, strong smell could be dectected from the lake and fishes would be killed and toxic water from the lake would destroy the plants surrounding the lake.

Land pollution is caused by the excessive spraying of pesticides, the indiscriminate dumping of community refuse, and the disposal of rubbish through landfills. Hence, land pollution can be reduced by incinerating rubbish and using organic pesticides in farming.

The purpose of recycling is to preserve trees, cut down on pollution, reduce wastage of materials and also to get fertilisers for plants.