Immerse Yourself in our Chalk Streams
In the run-up to Big Give’s Green Match Fund campaign, here's an illuminating picture of what we're working to protect in this re-post of Trust volunteer, Melanie Woods' blog about…
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Urgent action needed to protect Hertfordshire's rare chalk streams
A new Chalk Stream Restoration Strategy, published today, calls for chalk streams in England to be given enhanced environmental status.
Chalk Stream Challenge
Explore one of Hertfordshire and Middlesex’s rare and beautiful chalk streams with your group, complete fun nature-themed activities, and earn a special badge to celebrate your adventure!
River Beane Chalk Stream Challenge Launch
Celebrate a new chalk stream challenge route...
Chalk reefs
A chalk reef is a natural seabed made from chalk that rises above the surrounding seafloor.
Chalk Stream Story Time and Craft
Join the Chilterns National Landscape to find out more about your local river...
Stream Dipping at Stanborough Park
Find out about the wildlife that call our rivers home...
Chalk Rivers and Farm Advisory
Discover how we're partnering with local farmers and landholders to restore and enhance the River Mimram, safeguarding this precious chalk stream for future generations.
Chalk rivers
Cool, crystal-clear waters flow over gravelly beds, streaming through white-flowered water-crowfoot and watercress in serene lowland landscapes.
Hexton Chalk Pit
A small chalk grassland reserve on the scarp slope of the north-east Chilterns with wonderful views of the surrounding landscape.
Our Position on Chalk Rivers
Learn about our commitment to protecting and restoring chalk rivers, outlining the urgent actions needed to preserve these globally rare habitats and the wildlife they support.
News and Publications
Find the Trust's news and publications including Annual Reviews and Trustees' Reports here.