Answer all in full detail/ response: (ANSWER ALL PLEASE) - Give three things tha

Question

Answer all in full detail/ response: (ANSWER ALL PLEASE)

- Give three things that can cause global warming.

- Is global warming occurring? If so, what do scientists think is causing the warming? How do they know?

- A friend tells you that “the hole in the ozone layer is causing global warming, so if we fix the hole, global warming will stop.” Do you agree/disagree with your friend? Why?

- Give some of the possible effects of global warming

- A friend tells you that “since the Earth was warmer in the past than it is now, we shouldn’t worry about global warming.” Do you agree/disagree with your friend? Why?

Explanation / Answer

1) the three things that cause global warming are

a) due to the increase in the CO2 concentration in the atmosphere

b) due to the depletion in the ozone layer , harmful rays (UV) are striking the earth from sun

c) due to the deforestation , CO2 level is increasing

2)yaa , global warming is occurring , the scientists are thinking that global warming is occurring due to increase in the temperatures on earth due to trapping of sun rays by the rapidly increased greenhouse gases like CO2

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