More lectures to watch

The talk will highlight small charities working in international development to support the Sustainable Development Goals, in areas such as girl's education, women's economic empowerment, food security and advocacy for safe communities.

Land of the emerald forests - Andy Lester

Tak a tour of Costa Rica’s habitats, which have more species per square metre than anywhere else on Earth. If Costa Rica has achieved this, why can’t the rest of us?

Developing Slow Ways: a network of walking routes that connects Great Britain's towns and cities. How can we all contribute?

Reaching for the Poles: the North Pole - Eugene Rae

From Phipps to Fiennes: a look at some of the explorers who tried to reach the North or South Poles and some who tried to do both.