for-phone-onlyfor-tablet-portrait-upfor-tablet-landscape-upfor-desktop-upfor-wide-desktop-up

最も見られているビデオ

Satellite images could identify slave labour in India

Citizen scientists are helping researchers to root out modern day slavery in northern India using satellite imagery to locate brick kilns, sites notorious for using millions of slaves. Matthew Stock reports.

最新のビデオ
エンタテインメント
世界のこぼれ話
スポーツ
テクノロジー

最も見られているビデオ

for-phone-onlyfor-tablet-portrait-upfor-tablet-landscape-upfor-desktop-upfor-wide-desktop-up