This is a small selection of cases we are currently working on, around the UK and internationally.
The site supports almost 46,000 waterbirds in the winter, including internationally important numbers of whooper swans.
An application for an 11-turbine offshore wind farm north of Aberdeen has been consented by the Scottish Government.
Plans for a nuclear power station on the Blackwater Estuary threaten internationally important species and habitats.
We must fight to protect Catfield Fen, an important habitat in one of Europe’s most important wetland sites.
A proposed golf course threatens a protected area of valuable coastal dune habitat, home to many species of wildlife.
Fantastic news, permission for a biofuel project which could have destroyed Dakatcha Woodland has been refused.
The Danube Delta is well known as one of Europe's premier wetlands.
Draft Local Plan could put RSPB nature reserve at risk – 50 house development allocated at entrance to site.
The wrong choices could make this much needed low carbon transport alternative worse for the Nature & Climate Emergency.
The case began with our concerns over Natural England's actions in relation to an upland shooting estate, Walshaw Moor.
The Falkland Islands are home to spectacular wildlife including important populations of seabirds and penguins.
Filey Bay has given life to generations of seabirds, but in recent years it has also claimed many victims.
Four commercial scale offshore wind farms have been consented and proposals for more wind farms are in development.
Initial public consultation has been undertaken by Scottish Power Renewables, who hope to construct a large wind farm.
We have objected to this windfarm due to the very high collision risk for golden eagle, white-tailed eagle and red kite.
HS2 has become a totemic environmental issue and a test for the new government's environmental credentials.
We have objected to a proposal for 6 wind turbines on Hoy, Orkney, predicted to have negative impacts on iconic species.
Since 2007 more than 360 projects were proposed which will cause direct harm to feeding habitats of red-breasted geese.
Three-quarters of the world population of lesser flamingos depend on Tanzania's Lake Natron as a breeding site.
Fighting plans to develop housing at Lodge Hill - one of the most important sites in the country for nightingales.
Highways England is consulting on a new road crossing of the Lower Thames to supplement the existing Dartford crossings.
Scottish Government is considering two offshore wind farm applications which represent large-scale development.
A planning application for a space port at Scolpaig, North Uist has been submitted.
A major new road proposal threatens some of the most important places for nature in Oxfordshire and Buckinghamshire.
Pentland Firth & Orkney Waters offer significant renewable energy resources in the form of wave and tidal activity.
We are supporting Scottish Natural Heritage's objection to a development which could cause significant harm to the SPA.
Construction of an airport & the development of tourism in St Helena may have a profound effect on the environment.
A Disneyland proposal could lead to one of the largest ever losses of designated habitat in England.
Serengeti National Park is one of the most famous national parks in the world but could be severed by a major highway.
A planning application has been submitted for a spaceport on the island of Unst, Shetland.
The Sizewell C development has the potential to have a major impact on one of the UK's most wildlife-rich areas.
We are objecting to a proposal to build a tunnel that will directly impact a number of stone-curlew nesting territories.
One of the most important wetlands in Africa is in danger of drowning under a plethora of proposed developments.
We are against the construction of an airport in the Thames Estuary, including the government's latest proposals.
The Environment Agency's decision to turn off pumps in the Lyth Valley could provide a chance for habitat restoration.
The Severn Estuary and its wildlife is under threat from a proposal to build a tidal barrage to generate electricity.
Plans to destroy c30ha of internationally important intertidal and roosting habitat, including mud flats
400 years ago, the Essex coast was a wild place, a wildlife haven and a source of livelihood for local communities.
Rare and vulnerable birds are under threat from development in one of the UK's most unique and wildlife-rich landscapes.
RSPB Scotland has significant concerns about plans to site turbines between feeding and roosting grounds used by geese.