Solar power, heat pumps and waste heat - renewable energies are readily available. The former Pfaff factory site is being used to test what the climate-neutral neighbourhood of the future will look like.

Whether you’re more concerned about extreme weather or, correspondingly, an extremely large energy bill, energy efficiency can help resolve both issues.

There are many potential ways to store surplus renewable energy, but hydrogen is emerging as one of the most promising. New advances are making it cleaner and more practical.

Grassroots activism, favourable regulations, financial incentives, and good, old-fashioned peer pressure are key to the energy transition.