This week's global teen is Gerald Kwame Adomako Amankwah from Ghana. He lives in Accra, has two sisters, likes playing soccer and is a big fan of gospel music.

The German village of Feldheim produces its own green energy. Solar, wind and biogas have replaced fossil fuels for electricity and heating. And rising energy prices aren't a problem. How did they do it?

Animal and plant species are dying out in increasing numbers. Pollution and dwindling habitats are two big reasons why. Can animal parks, rescue stations, catch quotas and protected areas help us better save species from extinction?