⚡️ Energy
🔋 Minerals – the new sustainable oil
In December 2015, the world agreed to change course. With warming standing a severe threat to our existence, it must be stopped, and thus, the Paris Agreement was signed. China initially didn't want to participate but later joined, and the United States has now...
🏭Portugal stops all coal power
Portugal's only coal-fired power plant has now been closed. It's nine years ahead of the timetable that dictated that Portugal would stop using fossil fuels for electricity production by 2030. 60-70 percent of the country's electricity comes from...
🍀 Solar panels in fields yield larger harvests
Setting up solar cells in a field may seem a bit counterproductive as the solar cells shade the plants. But a study from Mälardalen University shows that solar panels can even increase the harvest."Over this past year, we were able to take in and analyze...
💡 Battery prices continue to drop- what does that mean for electric cars?
In our very first Optimist's Edge article, we wrote about the future of electric cars, and when these would be as affordable to buy as the equivalent petrol or diesel car.Now the facts for 2021 have become available and it is time to update the conclusions and...
