The answer is 1. Global warming can be the effect of greenhouse effect. Greenhouse effect is defined as the process that occurs naturally wherein gases in the atmosphere that prevent heat from escaping the earth and be released into space.

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The answer is 1. Taking down trees could result in the accumulation of carbon dioxide. This is because plants and trees are the ones responsible for cycling carbon dioxide and oxygen and without plants, accumulation of carbon dioxide would happen.

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The answer is 3. Industries are the number one culprit for producing fossil fuels. Fossil fuels are an example of a non-renewable natural resource that includes oil, coal, or natural gas. They are burned or combusted organic material which is formed from plants and animals that were decomposed.

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The answer is 1. Humans have the ability to modify their surrounding by the use of different technologies. These may have a great impact in the ecosystem as it may destroy the natural habitat of some species.

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Runoff waters from farm lands and golf courses could cause destruction of ponds, rivers and streams nearby because wastes from these golf courses or farm lands may flow through these bodies f water and eventually cause danger.

Water shortages may still occur in New York since it is the center with many infrastructures therefor can be have the potential of failure and drought. These are the two reasons why New York can still be experiencing water shortage.

The answer is 3. Since New York has been the center for continuously building infrastructure for their economical growth, the consequences of this are the destruction of natural habitats which could also lead to a lot of future disasters.

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The answer is 3. Water pollution has become a major problem in our current state. Human ativities such as throwing garbage in sea, lakes or any body of water has made a great impact on our marine life. Many sea animals have died due to this pollution.

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The answer is 4. In order to maintain balance among human and demand and the ecosystem, humans must also be concerned about the impact of their human activities to the environment. Limiting the hunting and killing of animals as well as destroying their habitat could save the environment as well as provide the needs of humans equally.

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As seen in the data given, pesticides are more likely concentrated in carnivores than herbivores or producers. This is most likely due to the fact that carnivores consume herbivores which also consume producers.