Eco-friendly sex: What is it and how does it impact on climate change?
As more people try to live environmentally friendly lives, how do we make sex more sustainable?
Author Archives: BBC News - Science & Environment
Climate change: Four things you can do about your carbon footprint
Small changes to our lifestyles and choices could limit our personal carbon footprint.
The African tech firm hoping to power space missions
Hypernova hopes that its thruster technology will be adopted on thousands of future small satellites.