
STEP 1
Drew the outline of the tree using pen tool.

STEP 2
Drew those dotted lines surrounding the tree using pen tool again. ^^

STEP 3
Layered the tree into 6 parts.
& scissor is added to the dotted lines.
*meaning: HUMAN!please cut according to this
line to cut down more trees! :p

STEP 4
COLORING!
The tree trunk in brown as it should be.

STEP 5
Done with the colors.
6 colors were used to filled up 6 parts of the tree.
The 6 different colors represent the quantity of tree remaining on earth.
dark green: Plenty of trees. no fear.
green: There is still a lot of trees.
light green: Situation still under control.
yellow: Action should be taken.
orange: Quantity is declining rapidly.
red: critical situation! Earth is running out of tree!
This is the situation which human will
encounter in the future.
WAHAHA

*BLING*Here is another symbol i do for fun.
DR.khoo, consider this too!