This tool uses microwaves to map the earth and is useful when climate conditions prevent geographers from seeing the earth's surface. laser sonar radar taser

Radar because the waves are reflected back off of the source so with the reflection it's hard for them to see earth surface.

Here is a picture  of the net. its 4 squares in a row diagonal and on the third draw one square aove and under

Answerencourage alternative timber sources,increase public awareness of the forests,increase research into forestry,involve local communities in forest projectsalso one of the main initiatives of the 1977 act was to introduce a new approach to forest management known as selective management system, this is recognised as one of the most sustainable approaches to tropical forestry management in the world