Conservation groups and organisations join forces at the National Trust’s Wallington park, Northumberland, on Sunday 15 June in celebration of the Great Big Green Walk.

Wallington Park is holding the event day between 10am – 3pm to celebrate positive action towards climate change and nature recovery across the north east of England.  

Featuring interactive and information stands, the event is free to attend after purchasing admission tickets for the national park. 

Great Big Green Week 2025 intends to highlight changes, small or big, people can make in everyday life impacting climate and nature positively from 7 – 15 June.