Saturday 10 February (Geoconservation day): Wren’s Nest. Directed by the reserve wardens. Meet at the Warden's house on the Mons Hill College ground for a 10.30 start. The day will involve scrub clearance and a Geo-blitz to record findings. Bring gloves, stout footwear and packed lunch. Wardens will provide tools, hard hats if necessary and a hot drink. Finish around 2.30.