Many footballs originate in the homes of women in one Pakistani region.
The Pakistani women who make the majority of the world’s high-quality soccer balls belong to one of the most vulnerable groups in the global economy.
There is so much more to sign language than the hands, as interpreter Christine Dudley demonstrates.
Carlo Allegri/Reuters
Yes, sign language has grammar – and it goes way beyond what you do with your hands.
There has been a rapid increase in the amount of resources tied up in buildings.
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There will be huge environmental impact if we keep using raw materials as we did in the 20th century.