An estimated $400bn is needed each year to reverse declining populations. @OfficialZSL is encouraging sustainable l… https://t.co/h0QlJ4hKCR
### Instruction: What is the sentiment of this news? Please choose an answer from {negative/neutral/positive}
### Input: An estimated $400bn is needed each year to reverse declining populations. @OfficialZSL is encouraging sustainable l… https://t.co/h0QlJ4hKCR
### Response: neutral