Experts from across the eastern counties plan to meet next week to discuss how to improve the region's environment over the next 20 years.
The East of England Regional Biodiversity Conference hopes to ensure residents in new housing developments have access to green spaces.
The forum's chair Paul Wilkinson said wildlife and future generations would benefit from improved biodiversity.
The meeting will be held in the Thames Gateway on 27 April.
The East of England Biodiversity Forum is an independent group which works to promote conservation across Norfolk, Suffolk, Essex, Cambridgeshire, Hertfordshire and Bedfordshire.