The 11th of July was world population day and at current figures there are over 7.4 billion of us living on the planet. That number continues to grow and at the same time the proportion of people living in urban environments is also increasing.This week we're asking if there's space for animals in our concrete jungles and what we can do to persuade people to put nature first.

Plus, in the news we learn how new technology is speeding up vaccination production and how ancient bacteria could increase plant growth.