Nature in a experiment.

Why is blight so far?

Like, it sounds so simple.

They had no idea.

But now the data's...

I find this not only refreshing, but at some level astounding.

Nature. Welcome back to the nature podcast. This week we'll be hearing about the history of climate change.

And learning where mandating vaccines should be done carefully. I'm Nick Howe. And I'm Charmany Bundell.

Unless you've been living under a rock, you probably know that the climate is warming.

Today's human-induced climate change is relatively novel, but that doesn't mean that the climate has been stable until now.

Here's climate scientist Raphael Newcomb from the University of Bern in Switzerland.

So that's always a big question when you look at the media about the current climate change.

Is this extraordinary or has it happened before?

The Earth's history is in fact littered with pockets of cooler and warmer periods.

For example, from around 1,300 to 1850 AD, there is a time known as the Little Ice Age,

unsurprisingly, a cooler period.

Cheruta Kulkarni, a historian from the Open University who studied the Little Ice Age,

explains that life then was hard.

You could have a blend of droughts, colder summers, even winters,

or there were years which were continuously colder as compared to the previous years.

People could not cope with it.

A Serbian monk from the 16th century put it simply, writing,

...