The findings, based on data from 80 Sites of Special Scientific Interest (SSSIs), also warned that the impact of overgrazing by deer had a knock-on effect that undermined woodland ecologies.
It said the planned roads, and the upgrading of a railway line, would have very damaging effects on a number of sites of special scientific interest (SSSIs), the highest category of conservation protection.
BBC: Hastings bypass plan 'flawed'
3.
The UK has generally chosen to underpin the designation of its Ramsar sites through prior notification of these areas as Sites of Special Scientific Interest (SSSIs) (or Areas of Special Scientific Interest (ASSIs) in Northern Ireland).
UNESCO: UK National Commission for UNESCO - UNESCO Conventions, Recommendations & Declarations in the UK