"To date, I understand that 2,268 jurisdictions in 39 countries have declared a climate emergency. It is the one issue about which there is widespread global consensus. It presents a common threat to all countries and no country can isolate itself from it. However, to effectively tackle climate change, there must be an equal focus on population growth and the disastrous effect it is having on the earth's natural environment. To date, there is little evidence of governments doing that.