Hail Stones in Singapore!

http://www.channelnewsasia.com/news/singapore/from-haze-to-hail/723852.html

Dear all,

What could be the science behind the formation of the hail stones in tropical areas such as Singapore? Go on and do some research on it! HAVE FUN!!! =)

Love,
Ms Omairah

Dolly the Sheep

http://www.youtube.com/watch?v=txr8-0RaD-A

NASA - Exploring Ozone

http://www.youtube.com/watch?v=qUfVMogIdr8

The Antartic Ozone

http://www.youtube.com/watch?v=AU0eNa4GrgU

Depleting Ozone Layer

http://www.youtube.com/watch?v=PXV6ppONgUk

Impact of Oil Spill

http://www.youtube.com/watch?v=lY-PikuXTYY

Oil Spill in Mexico

http://www.youtube.com/watch?v=8Riejd9ymXg

Oil Pollution

http://www.youtube.com/watch?v=oILB2LwfKYo

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http://www.youtube.com/watch?v=LHDVab1BJg8

Water Pollution in INdonesia

http://www.youtube.com/watch?v=B4a2cWgHioo

Water Pollution in Bangladesh

http://www.youtube.com/watch?v=1ZeY7AyfoqU

Water Pollution - Plastic Island

http://www.youtube.com/watch?v=D41rO7mL6zM

Pollution in China

http://www.youtube.com/watch?v=q4DtOhe2LfQ

Air Pollution in India

http://www.youtube.com/watch?v=GjSU2pnQwZ0

Air Pollution in China

http://www.youtube.com/watch?v=-1DNjJd2YfA

Global Warming 101

http://www.youtube.com/watch?v=oJAbATJCugs

Deforestation in Borneo

http://www.youtube.com/watch?v=qmRaN5OcQZs