Passage: Select the most appropriate option to fill in the blanks. Environmental conservation is critical in ensuring that our planet remains _______1___ for future generations. Over the last century, human activity has led to significant changes in the natural environment, such as deforestation, air pollution, and _____2_____. These changes have resulted in the depletion of natural resources and the loss of _____3_____. Conservation efforts focus on protecting these natural resources, preserving biodiversity, and reducing human ______4____ on ecosystems. Governments, NGOs, and individuals all play a role in environmental conservation by supporting ____5______, reducing waste, promoting sustainable practices, and raising public awareness about the importance of protecting the environment. Question: Select the most appropriate option to fill in blank number 2.

1. awareness
2. urbanisation
3. health
4. desertification