Beech Mast
Lake Ohau reveals climate history
3 Mar 2016
Scientists reveal the climate history hidden in the mud at the bottom of Lake Ohau, reaching back to the end of the last Ice Age some 18,000 years ago. Audio, Gallery
Blooming heck! Here come the rats and stoats
16 Nov 2015
A boom in predator numbers is predicted as beech trees, which provide their food, go into full bloom across the country.