Negative human impacts in a grassland ?

1. Overgrazing: Excessive grazing by livestock can lead to the degradation of grasslands, reducing plant diversity and disrupting the ecosystem.

2. Habitat destruction: Grasslands are often converted into agricultural land or urban areas, leading to the loss of habitat for native plant and animal species.

3. Invasive species: Introduction of non-native plant species can outcompete native species and disrupt the balance of the grassland ecosystem.

4. Pollution: Pollution from agricultural runoff, industrial activities, and urban development can contaminate grassland ecosystems, affecting plant and animal health.

5. Climate change: Changes in temperature and precipitation patterns due to climate change can alter the composition and distribution of plant species in grasslands, leading to ecosystem disruption.

6. Fragmentation: Fragmentation of grassland habitats due to roads, fences, and other barriers can isolate populations of plants and animals, reducing genetic diversity and increasing the risk of extinction.

7. Fire suppression: Fire is a natural part of many grassland ecosystems, and suppressing fires can lead to the accumulation of dead plant material and increased risk of catastrophic wildfires.