Which of the following is a threat to tropical rain forests?

Tropical rainforests are critical ecosystems that provide a vast array of biodiversity, climate regulation, and resources. Among the threats to these invaluable forests, logging stands out as a significant concern. Logging involves the removal of trees for timber and other wood products, often leading to deforestation. This not only reduces tree cover but also disrupts habitats and ecosystems, contributes to soil erosion, and can lead to changes in water cycles. The consequences of logging can be severe, resulting in loss of wildlife, diminished oxygen production, and increased greenhouse gas emissions as carbon stored in trees is released into the atmosphere.

Reforestation, urban development, and conservation efforts do not pose the same direct and immediate threats to tropical rainforests as logging does. In fact, reforestation and conservation efforts are aimed at restoring and protecting forest ecosystems. Urban development can threaten rainforests, but the direct, immediate impact of logging is more profound and widespread as it actively removes and depletes forest cover.