Knowledge Check: Human Impact

Front

What is deforestation?

Back

The removal of trees from forested areas for purposes such as construction, agriculture, or urbanization.

Front

What are the consequences of deforestation on animal species?

Back

It destroys habitats, reduces food availability, and forces animals to migrate or face extinction.

Front

What is coral bleaching?

Back

A phenomenon where coral loses its color due to stress factors like rising ocean temperatures, leading to habitat loss for marine life.

Front

What are the long-term ecological impacts of dam construction on river ecosystems?

Back

Impacts include changes in fish migration, sediment transport, and water quality.

Front

What is overgrazing?

Back

The excessive grazing of vegetation by livestock, leading to soil erosion and loss of plant life.

Front

How does rising ocean temperature affect marine ecosystems?

Back

It can lead to coral bleaching, habitat loss, and changes in species distribution.

Front

What is soil erosion?

Back

The removal of the top layer of soil due to factors like water, wind, or overgrazing, which can degrade land quality.

Front

What is the role of trees in an ecosystem?

Back

Trees provide habitat, food, and oxygen, and help regulate climate and water cycles.

Front

What is the significance of biodiversity?

Back

Biodiversity contributes to ecosystem resilience, stability, and the provision of ecosystem services.

Front

What are the effects of urbanization on natural habitats?

Back

Urbanization leads to habitat destruction, fragmentation, and loss of biodiversity.