What are the threats to the wombat?

Could you elaborate on the various threats that currently pose a risk to the survival of the wombat? Are habitat loss and fragmentation among the primary concerns, or do other factors such as climate change, predation, and disease also play significant roles? How do these threats interact and exacerbate each other's impacts on the wombat population? Is there any hope for conservation efforts to mitigate these threats and ensure the long-term survival of this unique species?