I) What is the greenhouse effect and I) What is the greenhouse effect and what is the problem caused by the what is the problem caused by the

greenhouse effect?greenhouse effect?

ICECAP MELTDOWNICECAP MELTDOWN

The greenhouse gases are mainly water vapor The greenhouse gases are mainly water vapor (H2O),carbone dioxide (CO2),methane (CH4) and nitrous (H2O),carbone dioxide (CO2),methane (CH4) and nitrous

oxide (N2O).oxide (N2O).

II) What is the ozone layer?

THE CHILIANS LIKE « HOT-DOG »

II) What is the ozone layer?

The code of colors isThe code of colors is::

--greengreen: no danger: no danger

--yellowyellow: warming white skin can’t stay : warming white skin can’t stay in the sunlight more than 20 minutes in the sunlight more than 20 minutes without protection.without protection.

- - salmonsalmon: look out, it’s necessary to : look out, it’s necessary to protect your head, her body, his arms protect your head, her body, his arms and legs, to wear protect glasses.and legs, to wear protect glasses.

--redred: danger, stay at home, and to try : danger, stay at home, and to try not go out.not go out.