Saturday, October 27, 2012

What is global warming doing to the environment?


Global warming is affecting many countries in the world.  The major cause is that the rise of the level of water in the sea when the sea rises, the water covers many low land islands such as Maldives. Can you remember this situation which was in the highlights in last few years? This is a big problem for many of the plants, animals, and people on islands.  
The water covers the plants and some of them to die.  When they die the animals lose a source of food, along with their environment.  Although animals have an ability to adapt to what happens in the surroundings they may die.  When the plants and animals die, people lose two sources of food, plant and animal food.  They may also lose their homes.  As a result, they would also have to leave the area or die.  This would be called a break in the food chain, or a chain reaction, one thing happening that leads to another and so on.  
Can you remember that you learnt the food chain for Biology at school and there the above mentioned details we learnt? So this is the start view of Global Warming.
The oceans are affected by global warming in other ways, as well.  Many things that are happening to the ocean are linked to global warming.  The reasons are warm water; caused from global warming is harming and killing algae in the ocean.
·         Algae are a producer that you can see floating on the top of the water.  (Algae are a producer of that makes food for other animals through photosynthesis, like grass.)  
·         These floating green algae are food to many consumers in the ocean.  (Consumer is something that eats the producers.)  
One kind of a consumer is small fish.  There are many others like crabs, some whales, and many other animals.  Fewer algae are a problem because there is less food for us and many animals in the sea. 
But today the Algae are in large amount and the fish of the sea has less Oxygen to use. Therefore the fish shooting for the fish net is higher than previous days. Because of this, the fish comes up to get Oxygen. This is a forecast of Global Warming like that we can imagine.
 Global warming is doing many things to people as well as animals and plants.  It is killing algae, but it is also destroying many huge forests.  
The pollution that causes global warming is linked to acid rain.  Acid rain gradually destroys almost everything it touches.  
Global warming is also causing many more fires that wipe out whole forests. This happens because global warming can make the earth very hot.  In forests, some plants and trees leaves can be so dry that they catch on fire. 

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