Environment grade 3

NILESHSHAH141 3,310 views 24 slides Feb 18, 2021
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About This Presentation

We believe in pollution free environmnt


Slide Content

Environment

Our enviroment is the world around us. It is where we live, where we go to school and work. It is everything we see and everything we touch. Look around yourself, when you are in your house school or park. All those living and non - living that surround you including houses, buildings, people, animals, land, water and light make your enviroment

Do you know that we get four of our basic needs form environment We get oxygen from air. We get water rain that flows into lakes,streams and rivers We get food from plants and animals We make shelter from the wood that we get from trees.

Our environment is very important to us and therefore, we should keep our environment clean. But in reality, we don’t do so. In fact, we make our environment dirty and unhealthy. Now before

Pollution We throw wastes like empty packets, plastics bags, pencil shavings or cans in water bodies (lakes,rivers,ponds) and on land. We burn garbage. Burning gives out smoke. There are wastes that mix with air, water , soil and cause pollution . Pollution means that something has been made impure or dirty

Air Pollution When harmful gases like carbon dioxide and dust get mixed with air, air pollution is caused. Different human activities are responsible for air pollution. They are Smoke from factories and industries Fumes emitted from vehicles on the road such as buses, trucks, cars and taxis. Burning of firecrackers Burning of garbage, rubber and wood

Some problems of air pollution Poulluted air is bad for all living things. It causes allergies, breathing prombles and skin rashes Due to polluted air , plants and trees around us cannot prepare their food properly. This slows down their growth. Burning gives out carbon dioxide that mixes with air. This makes the earth warmer.

Some Tips to enjoy clean air and stay healthy Plant more trees get fresh and clean air. Walk to places that are nearby instead of using a vehicle. Use public transport instead of using your personal vehicle. Use car pools instead of using seprate cars. Factories and industries must be surrounded by green areas. They must be built away from areas where people live.

Have you wondered what happens when we breath in polluted air ? It makes us ill. When the air around us is polluted, It effect on plants and animals. Each one of us play an important role in keeping the air round us clean,fresh and heathy

Water pollution All living beings need water to live. Life is not possible without water. How does water get polluted ? Water gets polluted when: Household and factory waste is dumped in water bodies Medicines sprayed by farmers on plants to kill insects get mixed with the water used for irrigation and flows into rivers, streams and rivers

Some of the main problems of water pollution are Polluted water makes us sick. Some diseases like like typhoid and jaundice spread through water. Both plants and animals get affected due to polluted water. Fish that live in polluted water get affected by pollution when we eat these fish, we become ill. How do we solve this problem of water pollution? We can do this b not polluting our water bodies. The government tells us to do and keep our water bodies clean.

Land pollution Land and soil also get polluted careless actions like: Throwing garbage like household wastes in the open Use of harmful chemical fertilisers by farmers Throwing polythene bags and plastic items in the open. Wastes from factories The pollution of land or soil makes the soil infertile by harming the organisms living in the soil.

Noise pollution We hear so many sounds every day. Some are plesant that do not disturb us but some are very loud and shrill. We call them noise. Too much noise causes noise pollution. These affect our ears and even make us deaf. What causes noise pollution? Listening to loud music Honking vehicles Bursting firecrackes Using loud speakers

Noise pollution disturbs the environment and all living beings in it. It causes irritation, loss of hearing and sleep disturbances. We all should try to do our bit to reduse noise pollution. The government has taken steps to stop noise pollution. We must follow what the government tells us to do and live in a noise free world

Plantation to save the environment

Case study 1: The residents of hesatu village in jharkhand have converted and entire wasteland into a forest. Around 93 families from the village have planted more that one lakh trees on about 365 acres of wasteland. They made this programme successful,all on their own.

Case study 2: In the sundarbans, West bengal, school children have planted and looked after more that 15,000 trees.There are several other tree plantation programmes that are conducted by schools and other institutes/organisations. Theses programmes make children, our future citizens, more responsible.

Cleanliness in the surroudings The earth is our home. The way we keep our house clean, in the same manner we should keep the earth clean and green as it belongs to all of us. If each one of us decides to keep the surroundings clean, then the earth will surely become a much better place to live in.

Grow more trees Throw wastes in bins. Say no to polythene bags and plastic. Instead, use paper bags. Don’t burst firecrackers. Walk or use a cycle for short distances. Use public transport or car pool to reach office Do not waste paper, as trees are cut to make it .

Save water. If you want to live in a clean and safe environment, learn the three ‘R’s - recycle, reduse and reuse’. It is the best way to save the environment.

Help the envronment Trees are our green friends. They make the air clean and fresh. They protect the soil. Their roots hold the soil so that it does not get washed away by water or blown away by air

They give us wood, fruits, vegetables, grains,medicines,cloths and many other things. They are home to many animals

It is very sad that forests have been cut down in many countries to make flat, factories, malls and farms. Today, everyone has realised the importance of trees. Governments of countries are now making laws to punish people who cut down trees. Trees plantation programmes are also being carried out by our government. Many individuals are also conducting tree plantation programmes. We all must help to keep the earth clean and green.

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