Saudi Arabia


Saudi Arabia plans to plant 50 billion trees

The Green Saudi and Green Middle East initiatives aim to take the crown of the world’s largest tree-planting effort—50 billion across the Arab states, as well as efforts at home to more than double the size of the Kingdom’s protected areas.

Inkjet-printed ultrathin solar cells

New inkjet-printed ultrathin solar cells ditch rare minerals

Researchers in Saudi Arabia have developed thin, organic solar cells with a few advantages over others of their type. The new solar cells are more efficient, made using more common elements, and can be inkjet-printed onto surfaces, making them light and flexible enough to power wearable electronics.

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