Green Island (Dorset) summoned at 07:20 BST, and around 40 firefighters extinguished the blaze. Green Island (Dorset) Green Island is an island in Poole Harbour in the English county of Dorset. It lies in the central south part of the harbour, south of Brownsea Island and Furzey Island. The island is an Area of Outstanding Natural Beauty (AONB), Site of Special Scientific Interest (SSSI) and Special Protection Area (SPA). The island covers approximately at low tide while the central raised part of the island is approximately . The island is covered in extensive woodland in the centre, made up of Scots pine with
Brownsea Island north of the island, the Scout and Guide Movements were allowed to return and the castle was renovated and leased to the John Lewis Partnership for use as a staff hotel. The island was opened to the public in May 1963 by Olave, Lady Baden-Powell, the Chief Guide, at a ceremony attended by members of the 1907 camp. Soon after Brownsea Island was opened to the public, it was attracting more than 10,000 visitors a year. Larger boats means that today the island attracts some 110,000 visitors annually. Since 1964 the island has been host to the Brownsea Open Air