Farmed fish are increasingly becoming vegetarian, with plant-based feed now widely used in Europe. Researchers now want to optimise feed to promote fish growth and nutrition. To do this, they are studying fish gut bacteria and the impact of probiotic additives as well as testing nutrient supplements. Aquaculture, which involves farming fish, shellfish and aquatic … Read more
by Jonathan O’Callaghan Countries across Europe have, in the past few years, announced their intention to become carbon neutral in the coming decades. Some, like Norway, have targets for 2030, while others, like the UK and France, have goals that extend to 2050. Despite the differences, however, all have agreed to decarbonise, but just what … Read more
by Emanuela Barbiroglio Deforestation, intensive agriculture and rising urbanisation are all putting intense pressure on the Earth’s natural resources and resilience to climate change. But how exactly does the way we use land need to change if we are to take care of the planet and provide enough food and resources to sustain a growing population? … Read more
Cities have a critical role to play in fighting climate change but hard conversations lie ahead about the best way to achieve the transition to sustainability, according to Harriet Bulkeley, professor of geography at Durham University, UK. What makes cities so pivotal in fighting climate change? ‘It has taken the world quite a long time … Read more
by Alex Whiting From a chemical-free spray that turns sand into lush green land, to a caterer who serves planet-friendly dishes, and from technology that makes stronger concrete with less cement, to insect farms that produce fish food and fertilisers, there is no shortage of ideas to reduce emissions. But which ones work best? To … Read more
By Gareth Willmer New rules and initiatives to support communities wanting to produce their own renewable energy could help ordinary people play a key role in the European Union’s transition to clean energy. These moves, which include new EU legislation and the rollout of so-called living labs around Europe, look set to bolster people’s growing … Read more