trees can be used effectively by not cutting them down
Capture sunlight more effectively.
Evaporation is used effectively in an evaporation cooler.
Solar energy can be effectively used in desert areas.
Surrealism effectively used realism to represent dream like, surreal scenes.
It works most effectively in sunny areas
Extinct trees can not be used in Greece.
cutting only med. or mature trees
Trigonometry is used effectively in electronics.
Opening and kept conversations should have "email marketing be used effectively to reach customers".
Fossil trees.
Koalas walk when they are moving between the trees within their territorial range. They climb effectively, grasping the trunks of trees with their sharp claws and climbing straight upwards.
the native Americans used trees to make canoes. but trees were also used to make ships, houses, and used as fire wood