Answer:
Due to unfavourable environmental conditions.
Step-by-step explanation:
The panda populations in the wild are still threatened because of unfavourable environmental conditions to the survival of panda. The panda become endangered species due to unfavourable and bad environment of the surrounding which occurs because of the human activities. Destruction of habitat is the main reason which is responsible for the decrease occur in the population of panda so we can say that the surrounding unfavourable environment still threatened the panda in the wild.