The climate changed in Whanganui on Saturday - heavy rain gave way to bright sunshine and that will have pleased the 300 people who took part in the Climate Change march calling for action from governments at the Paris summit to stop the Earth over-heating.
There is a lot of argument and counter-argument over climate ... there are alarmists and deniers, those who blame carbon dioxide emissions and those who blame the sun.
I am no scientist, but even I can seen the increasing extremes of weather affecting all parts of the globe. More pertinently, I can see the impacts of humankind on the environment.
Even if we are not causing the polar ice caps to melt, our march of "progress" has devastated the natural habitats of many of the creatures with whom we share this planet; environmentally-valuable forests have been sacrificed for crop-growing land or for human habitation; waterways have been polluted and vital ecosystems have been pushed out of kilter.
Species are becoming extinct at an alarming rate of knots but then, when it comes to mass murder, history tells us that Homo sapiens has no peer.