Code Sketch

clear() 
setSpeed(fast)
setPenColor(brown)
setPenThickness(5)
right(180)
hop(100)
right(180)
left(40,180)
setPenColor(green)
setFillColor(green)
right(180)
hop(20)
right() 
right(40,40)
right(500,-10)
right(100,-20)
right(100,10)
right(100,20)
left(30,40)
right(80,10)
right(10,50)
left(20,30)
right(60,10)
right(20,20)
left()
left()
right(50,70)
right(40,20)
right(130,20)
right(180)
right(180,50)
right(190,-30)
right(250,50)
right(600,-20)
right(90,49)
right(30,30)
right(1000,-20)
hop(120)
right(1200)
hop(120)
right()
setFillColor(white)
setPenColor(brown)
setFillColor(brown)
right(50,130)
left(140)
forward(160)
right(90)
right()
right()
left(80,40)
left 
left(120)
forward(15)
left(80)
forward(50)
left()
hop(250)
left
hop(70)
right()
right()
right()
right 
setPenFontSize(40)
write("SAVE TREE")
right(180)
hop(100)
left
left()
write("SAVE ENVIROMENT")