But environmental experts say many other programs do not offer clear benefits.

Most of that was commercial use, doctors and environmental experts said.

Politicians, civil servants, and environmental experts make up the majority of the members.

They consulted and used a wide range of environmental experts to help restore the environment.

For environmental experts, however, the picture is more complex.

That decision will be difficult, political and environmental experts said.

"What businesses want is policy certainty," an environmental expert for a large international energy company said.

According to a group of social and environmental experts who advise on the project, these measures could become a global model.

Other impressions by residents do have a basis in science, environmental experts said.

The investment group has retained the services of 13 scientists and environmental experts to research the plan.