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Scientists are increasingly interested in collecting environmental DNA, or eDNA, from various sources such as soil, water, and air. This genetic material is valuable for understanding the biodiversity and ecosystem health of a particular area.

By studying eDNA, scientists can learn about the species present in an environment without having to directly observe or capture them. This non-invasive approach is particularly useful for monitoring rare and elusive species, as well as for understanding the impact of human activities on the environment.

However, one challenge with collecting eDNA is that it can be easily contaminated. To ensure the accuracy and reliability of their findings, scientists are developing techniques to remove contaminants from the samples. Additionally, there are ethical and legal considerations surrounding the collection and use of eDNA, particularly when it comes to endangered or protected species.

Despite these challenges, the potential of eDNA for advancing scientific research and conservation efforts is significant. As technology continues to improve, scientists hope to develop new methods for collecting, analyzing, and interpreting eDNA to gain a better understanding of the natural world.

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