There is 3 stories from each of the seven continents here. They provide various starting points for discussions of sustainability and climate change.
Countries – and other categories – are listed at the second line, below date of writing the post.
Alternative – more compact access to the same 21 stories through a table divided by continents here.
In the beginning of each story there is a table below pictures, that lists ie. some books related – but not necessary – to the topic. All needed further information is in hyperlinks.