“Single use” was the word of the year in 2018, according to Collins Dictionary. In 2019 it was “climate strike”. Clearly the world is more and more anxious that our current lifestyle is leading the planet into crisis, and wants to make fundamental changes. Christians are also speaking up in word and action. Are we just following the crowd? Or are there fundamental reasons why Christians should be active in caring for the environment? And, given so many needs in the world and so few workers for the harvest field, should environmental care be part of mission?