What happens in winter or on rainy days without wind? Where will the electricity come from then?
There are three options to ensure the continuous supply of electricity with 100% renewables, which should be combined with each other so
Why do we have to consider carefully how we use land area?
We need land to produce food. But today around 9% of humanity is starving and at the Amazon woods are on fire
Can my child still lead the same good life in 2050 as I do now?
To answer this question is not really straightforward. But I think, it very much depends upon how we deal with the earth