ALT Lewa Swamp surrounded by grassland and savannah at the Namunyak Conservancy, Northern Rangelands Trust, Kenya. © Suzi Eszterhas

ALT A ger, which belongs to herder Nanzaddorj Namkhai (a volunteer ranger at the Ugtam Nature Reserve in Mongolia). The rich natural resources of Mongolia’s steppes are attracting increased development, which is threatening the balance between humans and wildlife that has defined this country’s past. Through traditional land protection and cutting edge initiatives, TNC is working to create a sustainable future that honors and preserves the sustainable culture of Mongolia’s grasslands. © Ted Wood

ALT A young black rhino is being guarded by a ranger with the Lewa Conservancy, Kenya. This rhino is in the process of being returned to its natural environment. The Lewa Conservancy, based in northern Kenya, has worked with local indigenous communities to return the land to its natural state, creating a sustainable a agriculture environment as well as a successful tourism-based economy. © Suzi Eszterhas

ALT Reticulated giraffes in Loisaba Wildlife Conservancy in Northern Kenya. Reticulated giraffes number less than 8,700 individuals — as a distinct species, it makes them some of the most endangered large mammals in the world. © Ami Vitale