Semana 15 Noviembre 2021
- Nivel A: The English Countryside
- Nivel B1: Father and Son Aim to Stop Ice Melt in One of Earth’s Coldest Places
- Nivel B2: Regular 10pm bedtime linked to lower heart risk
- Nivel C1: ‘Danger unites us’: coalminers on the frontline of clean energy
- Nivel C2: Net-zero emissions is a great goal for companies to set — but really hard to reach. Here’s why + TED Talk: The bad math of the fossil fuel industry
