The Borough of Welwyn Hatfield is a local government district in southern Hertfordshire, England, governed by Welwyn Hatfield Borough Council.
Oxleas Wood is one of the few remaining areas of ancient deciduous forest in Eltham in the Royal Borough of Greenwich, in southeast London. Some parts date back over 8,000 years to the end of the last ice age, the Younger Dryas. It is part of a larger continuous area of woodland and parkland on the south side of Shooter's Hill: other parts are Jack Wood, Castle Wood, Oxleas Meadows, Falconwood Field, Eltham Common and Eltham Park North. Eltham Park North includes the ancient Shepherdleas Wood.
Hornchurch Country Park is a 104.5-hectare park on the former site of Hornchurch Airfield, south of Hornchurch in the London Borough of Havering, east London.
Ingrebourne Valley is a local nature reserve (LNR) in Hornchurch in the London Borough of Havering. It is owned and managed by Havering Council, and has a visitor centre managed by the Essex Wildlife Trust. Most of it is in Hornchurch Country Park west of the River Ingrebourne, but there are also areas north and south of the park which are part of the LNR. It has a wide range of habitats, including woodland, grassland, the river and marshes. It is an important site for a range of species of plants, animals and birds, including great crested newts, slow worms, the harvest mouse and the water vole.
Northaw and Cuffley is a civil parish in the Welwyn Hatfield borough of Hertfordshire, England. Located approximately 13.5 miles (21.7 km) north of central London and adjacent to the Greater London boundary, it is a partly urbanised parish with large sections of open land. Northaw and Cuffley is a recent renaming of the ancient parish of Northaw, covering the settlements of Northaw and Cuffley. The local council is Northaw and Cuffley Parish Council.
Wormley-Hoddesdonpark Wood North is a 143.9-hectare (356-acre) woodland area in Hertfordshire which has been designated as a biological site of Special Scientific Interest. The site is listed as Grade 1 in A Nature Conservation Review, and is also designated a Special Area of Conservation. It is in Hoddesdon in the borough of Broxbourne, but part of the site is in East Hertfordshire.
Sherrardspark Wood is a 74.9 hectare biological site of Special Scientific Interest in Welwyn Garden City, Hertfordshire. The site was notified in 1986 under the Wildlife and Countryside Act 1981.
Kings and Bakers Woods and Heaths is a 212.8 hectare Site of Special Scientific Interest (SSSI) between Heath and Reach in Bedfordshire and Great Brickhill in Buckinghamshire. The site is mainly in Bedfordshire but includes Rammamere Heath in Buckinghamshire. It was notified in 1984 under Section 28 of the Wildlife and Countryside Act 1981, and the local planning authorities are Central Bedfordshire Council and Aylesbury Vale Council. Part of it is a National Nature Reserve, and part of it is a nature reserve managed by the Wildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire. it is also a Nature Conservation Review site.
Redwell Wood is a 52.8-hectare (130-acre) biological Site of Special Scientific Interest near South Mimms in Hertfordshire. The local planning authority is Welwyn Hatfield District Council.
Mardley Heath is a 41.1 hectare Local Nature Reserve in Welwyn in Hertfordshire. It is owned by Welwyn Hatfield Borough Council and managed by the council together with the Friends of Mardley Heath.
Howe Dell is a 4 hectare Local Nature Reserve in Hatfield in Hertfordshire. The declaring authority is Welwyn Hatfield Borough Council. The site is woodland which runs along both sides of a stream with steep sides. The main trees are hornbeam, oak and beech. There is access from Honeysuckle Gardens.
Oxleys Wood is a 1.2 hectare Local Nature Reserve in Hatfield in Hertfordshire. The declaring authority is Welwyn Hatfield Borough Council. The wood floods in wet weather, particularly the northern part, which has a pond. Tree species include oak, ash, elm and willow, and they provide a habitat for insects which provide food for birds.
Stanborough Reedmarsh is a 3.3 hectare Local Nature Reserve in Welwyn Garden City in Hertfordshire. It is owned by Welwyn Hatfield Borough Council and managed by the Herts and Middlesex Wildlife Trust.
The Commons is 13.2 hectare Local Nature Reserve in Welwyn Garden City in Hertfordshire. It is owned and managed by Welwyn Hatfield Borough Council.
Danesbury Park is a 24.5-hectare (61-acre) public park and Local Nature Reserve in Welwyn in Hertfordshire. It is owned and managed by Welwyn Hatfield Borough Council.
Singlers Marsh is a 6.3 hectare Local Nature Reserve in Welwyn in Hertfordshire It is owned and managed by Welwyn Hatfield Borough Council.
