Rwanda is using “environmental DNA” (eDNA) technology to detect wildlife by collecting genetic material left in the environment. Rather than relying solely on direct sightings or tracking, the approach involves sampling soil and water in natural habitats where target species are thought to live. The DNA fragments present in these samples can then be analyzed to determine whether particular species are present, including endangered animals such as mountain gorillas. Both outlets describe the method as a potential shift in conservation monitoring, because it can identify species that may be difficult to observe and can provide information without disturbing animals or requiring continuous field presence. The reporting emphasizes that eDNA works by detecting traces of organisms shed into their surroundings, allowing researchers to build evidence of presence through laboratory testing of the collected samples. While the sources focus on Rwanda’s initiative and its promise for conservation, they do not provide additional details on timelines, scale, or results beyond the use case of detecting species such as mountain gorillas.