Question: Who manages the conservation area that is near the planned community in Las Vegas called "The Lakes"?
Context: Crawford Lake Conservation Area is a conservation area owned and operated by Conservation Halton near the community of Campbellville in Milton, Halton, Ontario, Canada.  It is categorized as a regional environmentally sensitive area, an Ontario Area of Natural and Scientific Interest, and part of the Niagara escarpment "world biosphere reserve".  The conservation area contains Crawford Lake, a reconstructed Iroquoian village, and several hiking trails. The Lakes is an affluent 2 sqmi planned community located within the city limits of Las Vegas, Nevada.  It is located in the western part of the Las Vegas Valley near the Spring Mountains and Red Rock Canyon National Conservation Area.  The centerpiece of the community, and its namesake, is a large man-made lake, Lake Sahara.  It was originally planned to have two man-made lakes but was downscoped to one.  It was built from the mid-1980s to the mid-1990s, and at the time was at the edge of development in the valley.  It consists of a mixture of gated communities consisting of large single-family homes, condominia, commercial areas and offices. Spencer Gorge/Webster's Falls Conservation Area is located on the Niagara Escarpment in Dundas, Ontario, a constituent community of Hamilton, Ontario, and is owned and operated by the Hamilton Conservation Authority.  It has views over Hamilton and a two major waterfalls that are accessible via a system of trails.  The natural features found in the area are considered to be provincially significant.  A shuttle service runs between a parking area just outside Dundas and Spencer Gorge/Webster Falls Conservation Area, for visitors to access this conservation area on weekends and holidays. Rock Glen Conservation Area is a suburban conservation area located in the town of Arkona, in the municipality of Lambton Shores, Ontario, Canada.  The conservation is owned and maintained by the Ausable Bayfield Conservation Authority (ABCA).  The former "Ausable River Conservation Authority" was Ontario's first conservation authority.  It was created in 1946.  The Bayfield River watershed and smaller streams were added in 1971.  Local municipalities and the Province of Ontario formed "Ausable Bayfield Conservation Authority" (ABCA) to prevent the loss of important local ecosystems, to protect life and property through flood management, and to build a healthier natural environment on a watershed scale.  Rock Glen Conservation Area is situated in a transition zone between the Carolinian forest zone to the south, and the Great Lakes (St. Lawrence Zone to the north), in Lambton Shores, Ontario, Canada.  On the conservation grounds is the Arkona Lions Museum and Information Centre; which houses a collection of Devonian Era fossils and Aboriginal artifacts found in the local area. Sloan is an unincorporated community with a population of 105 (as of the U.S. Census 2010) in Clark County, Nevada, situated 18 miles southwest of Las Vegas.  It is named for its limestone dolomite carnotite and was first settled in 1912 under the name Ehret, NV; named for the founders family name, but changed its name to Sloan on September 11, 1922.  It is known for its canyon and its Sloan Canyon Petroglyph Site, Petroglyph Canyon, Black Mountain, and is mostly located within the North McCullough Wilderness Area and is adjacent to the McCullough Range.  It contains well-preserved petroglyphs and several hiking trails that allow visitors to photograph the petroglyphs.  Sloan is also home to the George W. Dunaway Army Reserve Center which officially opened in April 2015, which is a large military area not open for public.  2.7 miles west of Sloan was the site of the Bonanza Air Lines Flight 114 accident, which killed 29 people.  Most of the residential areas are located on the main street, Sloan Road, and other smaller roads such as Arville Street, Hinston Street, and Roark Avenue.  It is adjacent to the Interstate 15 in Nevada.  To get here from Las Vegas, take Interstate 15 south and take exit 25 at Sloan.  On Las Vegas Boulevard, turn right for the residential areas and George W. Dunaway Army Reserve Center, while turn left and follow Las Vegas Boulevard for 0.1 mile to reach the road leading to Sloan Canyon National Conservation Area.  Following the power line road is treacherous.  A faster, safer, and brand new paved road through the Henderson neighborhood of Anthem takes you to the Sloan Canyon visitors center and trailhead to the Petroglyphs. Gould Lake Conservation Area is a rural conservation area located in the Canadian Shield northwest of the community of Sydenham in the Township of South Frontenac, Frontenac County, in eastern Ontario, Canada.  The area was created to manage water resources, preserve wildlife habitat, and provide recreational and educational opportunities, and is managed by the Cataraqui Region Conservation Authority.  The conservation area contains much of Gould Lake. Varden Conservation Area is a Pennsylvania state park on 343 acre in Lake and South Canaan Townships, Wayne County, Pennsylvania in the United States.  The conservation area is currently under development.  The land was donated to the Commonwealth of Pennsylvania in December 2001 by Dr. Mead Shaffer a veterinarian and resident of Boothwyn, Pennsylvania in Delaware County.  Dr. Shaffer stated his reason for donating the land, "Environmental education always has been a primary concern of mine.  I trust this land will allow present and future generations to observe and study the diverse ecology found in the Varden Conservation Area."  Varden Conservation Area is near the unincorporated village of Varden on Pennsylvania Route 296, east of the Lackawanna County line. The Gunnison Gorge National Conservation Area is a 62844 acres National Conservation Area located in west-central Colorado near Montrose.  It is managed by the Bureau of Land Management (BLM) as part of the National Landscape Conservation System.  57725 acres were designated in the Black Canyon of the Gunnison National Park and Gunnison Gorge National Conservation Area Act of 1999 (Public Law 106-76).  The Black Canyon of the Gunnison Boundary Revision Act of 2003 (PL 108-78) expanded the NCA to its current size. The Red Rock Canyon National Conservation Area in Nevada is an area managed by the Bureau of Land Management as part of its National Landscape Conservation System, and protected as a National Conservation Area.  It is located about 15 mi west of Las Vegas, and is easily seen from the Las Vegas Strip.  The area is visited by more than two million people each year. Sloan Canyon National Conservation Area is a National Conservation Area (NCA) administered by the United States Bureau of Land Management (BLM).  It includes the Sloan Petroglyph Site which was listed on the National Register of Historic Places on December 19, 1978.  It is located south of Las Vegas, Nevada, access is available from Las Vegas Boulevard, near the Del Webb Anthem development in Henderson.  Sloan Canyon NCA protects 48438 acre .
Answer: the Bureau of Land Management