Which of the following is a main cause of biodiversity loss globally?

Study for the Environmental Science (ENVS) Test. Review flashcards, multiple choice questions, and get hints and explanations. Prepare for your exam with confidence!

Biodiversity loss is a significant global concern, and it is influenced by multiple interconnected factors. Selecting the choice that includes all of the above answers signifies recognition of the multifaceted nature of biodiversity decline.

Climate change affects ecosystems and species distributions, altering habitats and threatening species that cannot adapt quickly enough. This shift can lead to a loss of species and a decrease in genetic diversity within populations. For instance, as temperatures rise or precipitation patterns change, certain species may struggle to survive or reproduce.

Overfishing leads to a depletion of fish stocks and disrupts aquatic ecosystems. It can result in the collapse of fish populations, leading not only to declines in biodiversity but also to negative impacts on food webs and marine ecosystems. The removal of specific species can lead to changes in population dynamics and the health of the broader ecosystem.

Deforestation entails the clearing of forests for agriculture, urban development, or other uses, which directly destroys habitats for countless species. As forests are removed, the species that rely on them lose their homes and food sources, contributing to extinction rates that can exceed natural rates.

By acknowledging all these factors, it becomes clear that they collectively contribute to the global crisis in biodiversity loss. Understanding this holistic view is essential for addressing these challenges through conservation and sustainable

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