10th On fire...

This sketch has obviously shown that the globe is on fire and it is needed the water to extinguish the fire otherwise the globe will turn to ash. 

9th-Fall sick

The temperature of the globe is increasing day by day. Assume it is a living thing, it is getting sick and it need a pack of ice to cold down it's temperature.

8th skecthes- stop global warming

Pretty obvious this is a sketch with very a straight forward to everyone. It is a logo which is telling people STOP GLOBAL WARMING.

7th sketches-I need cool-fever

6th sketches- No more trees, air polution

5th sketches- The cracked land

4th sketches- Water is going to flow away