What is one potential negative impact of genetically modified organisms (GMOs)?

One potential negative impact of genetically modified organisms (GMOs) is the loss of biodiversity in agriculture. Biodiversity is crucial for ecosystem stability and resilience. When GMOs are introduced into agriculture, there may be a tendency to prioritize monocultures—planting a single crop variety over large areas—which can lead to a decrease in the variety of plants grown. This homogenization can make agricultural systems more susceptible to pests, diseases, and climate change.

The cultivation of genetically modified crops that are engineered for specific traits may reduce the cultivation of traditional varieties and heirloom crops, which often possess unique characteristics that can be important for food security and adaptability to changing environments. Additionally, the focus on high-yield GMO varieties might overshadow the need to conserve indigenous species that contribute to agricultural diversity.

In contrast, crop quality improvement, regulation of environmental impacts, and increased yields are viewed as benefits of GMO technology, focusing on enhancing agricultural productivity and efficiency, not as negative consequences. Thus, the correct identification of the loss of biodiversity as a potential negative impact highlights an important consideration in the discussion of GMOs and their long-term implications for agriculture and ecosystems.