LINE (London Islamic Network for the Environment)
- A local Islamic environmental group. Information about membership, campaigns, events, meetings, and volunteer opportunities.
- http://www.lineonweb.org.uk/

Plane Trees in Greater London
- On the different varieties of the tree found in Greater London.
- http://www.aranya.co.uk/planes/

Thames & Central Energy Efficiency Advice Centre
- Energy Efficiency Advice Centre for Central London and Thames areas.
- http://www.thamesenergyefficiency.co.uk/

West of London Astronomical Society
- Information about membership, meetings, observation trips, with a collection of resources for amateur astronomers, and contact details.
- http://www.howard.beeg.btinternet.co.uk/

London City of Science
- Profiles of people and places, contemporary and historic, connected with science and technology in the capital.
- http://www.citiesofscience.co.uk/go/London/Portal

London Environmental Education Forum (LEEF)
- Membership organisation aiming to promote and facilitate the delivery of environmental education in Greater London. Articles, about, events, including workshops and seminars, links.
- http://www.leef.org.uk/

London Air Quality Network
- Pollution monitoring. Hourly bulletins, statistics, site details, episodes. Local readings searchable by borough, postcode and date.
- http://www.londonair.org.uk/

KCL Environmental Research Group
- Part of the School of Health and Life Sciences at King’s College. Details of work of teams for modelling to predict air pollution, monitoring and analysis of air quality, and emissions
- http://www.erg.kcl.ac.uk/

BTCV London
- Providing practical conservation opportunities for volunteers in and around the London area.
- http://www.btcv.org/users/london/

London Natural History Society
- Details of the society, which carries out a number of surveys on the botany and wildlife of London and the surrounding area.
- http://www.lnhs.org.uk/

Thames Explorer Trust
- An educational charity to promote education about the Thames and improve river access.
- http://www.thames-explorer.org.uk/

London Tree Officers Association
- The professional and technical voice for London's trees and woodlands, aiming to enhance their management.
- http://www.ltoa.org.uk

The Institute of Soil Biology (ISB)
- Covering main disciplines and research fields including soil zoology, microbiology, chemistry and micromorphology of soils.
- http://www.iob.org/

Mobile Telecoms Advisory Group
- Provides information on mobile phone health issues, summaries of health reports, explanations of base stations and mobile masts, and planning policies and best practice models for mast developments.
- http://www.mobilemastinfo.com

London Hazards Centre
- A resource centre for Londoners fighting health and safety hazards in their workplace and community. This site is for union and community organisers anywhere who need health and safety information.
- http://www.lhc.org.uk/

The Royal Society - Sc1
- Science news, games, research, ideas and people, in a website created for 16-19 year olds by the Royal Society. Provides contact details.
- http://www.sc1.ac.uk

London Bat Group
- Registered charity working throughout the Greater London area to help protect London's bats.
- http://www.londonbats.org.uk/

Environmental Law Foundation
- Information about the charity, including purpose, projects, achievements, publications, links, news and contact for free advice from a network of lawyers and other volunteers specialising in environmental matters, and referral service at their central off
- http://freespace.virgin.net/dawn.h.lewis/ELF

LSx - London Sustainability Exchange
- A charity promoting sustainable development to strategic planners in London's business, government and voluntary sectors. Cross-sectoral partnership projects include environmental justice, public motivation, learning and sustainable construction
- http://www.lsx.org.uk/

Wimbledon and Putney Commons
- Information about the management, and the flora and fauna of the commons.
- http://www.wpcc.org.uk/

Metropolitan Police: Wildlife Crime Unit
- On the police efforts to enforce the law on protection of wildlife.
- http://www.met.police.uk/wildlife/

London Wildlife Trust
- Campaigns to protect and enhance wildlife in the capital city.
- http://www.wildlondon.org.uk/

London Biodiversity Partnership
- Conservation of city habitats and species action plans. Includes the London Biodiversity Action Plan, being progressed by the Mayor's office.
- http://www.lbp.org.uk/