Which could be a from of bias in a map?
check all that apply.

Physical systems is the answer

Ibelieve it was because of the gas act in order to preserve fuel 

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