A chemicals firm is to carry out surveys in Sherwood Forest in Nottinghamshire - which green campaigners fear could lead to fracking.
It's potentially a first step towards searching for shale gas beneath the legendary home of Robin Hood.
The company says Friends of the Earth, who've revealed the plans, are just scaremongering. Watch the full report from our correspondent Peter Bearne.
A spokesperson for The Forestry Commission, the department responsible for all of the country's forests said:
Commenting specifically on the matter in relation to Nottingham the commission said: