Deforestation, the clearing of forests for other land uses, has profound consequences for global biodiversity. The primary impact is habitat loss, as forests provide essential environments for a vast array of plant and animal species. When these forests are destroyed, many species are displaced, leading to population declines and even extinction. Furthermore, deforestation contributes significantly to climate change. Trees absorb carbon dioxide from the atmosphere; their removal releases this stored carbon, exacerbating the greenhouse effect. The loss of forests also disrupts local weather patterns, impacting rainfall and increasing the risk of drought. This, in turn, affects agricultural productivity and water availability for human populations. Beyond climate and habitat, deforestation also disrupts intricate ecological relationships, leading to cascading effects throughout the food web. The removal of keystone species can trigger the collapse of entire ecosystems. Sustainable forestry practices are crucial to mitigate these detrimental consequences and preserve global biodiversity.