What is the problem with wombats?

Could you elaborate on the potential issues or challenges faced by wombats? Are there specific threats to their survival or welfare that we should be aware of? Are there any human activities that might be causing harm to these animals? Additionally, are there any conservation efforts in place to protect wombats and their habitats? It would be great to gain a deeper understanding of the challenges that they face and what can be done to help them thrive.