What's all the fuss about nitrogen in the Netherlands?

Nitrogen-based pollution is behind delays to the building of new homes and roads, has led to plans to reduce the number of cows and pigs in the Netherlands and is causing damage to rare habitats. Here’s what you need to know. Nitrogen, or N2, constitutes 78% of the atmosphere and is harmless to life on earth. In a reactive form it is essential for life: all organisms need reactive nitrogen. It is a colourless, odorless element and is found in...