summary of task 3

 climate change  

global warming is caused by climate change and rise of temperatures .while ,main cause of is happening from the increases in greenhouse gases in the atmosphere and this leads  to  extreme weather events that happened over last years like, floods/droughts/bushfires/heat wave

deforestation

while rainforests is helping to control global worming but it has been destroyed for wood or burned for farming .As a result, areas may turn into desert and also, many plants and animals can become extinct.

pollution

Air pollution caused by gases along with water pollution caused by chemicals from factories are both a big threat to human health, while the use of fertilizer and pesticides, which leads to soil pollution, can threaten food security.

recycling 

Many towns have special bins for recycling.Recycling is the processing of used objects and materials can be used again the purpose of recycling saves energy and reduces damage to the countryside even more effective than recycling is choosing products that use a aluminium of plastic and paper packaging.

Renewable energy

Many countries are choosing to use renewable sources for their energy because present energy sources will not last forever for this reason alternative energy sources are used.

Public transport

Transport has a large environmental impact if we using public transport or cycling especially in cities instead of private transport we can cuts the emissions also trains as an alternative to flying reduces the environmental impact.