Energy & Green Tech

Filtered ferry engines hailed for tackling air pollution

A French ferry company has launched what it claims is the first vessel that uses filters to capture almost all air pollutants from the boat's exhaust fumes, sparking praise from campaigners and local authorities.

Engineering

The most mathematically efficient solar cooker designs

A study of different solar cooker designs has alighted on the optimal form and structure, which can be constructed or bought in the developing world. The most efficient available design meshes well with mathematical models ...

Energy & Green Tech

Dung power: India taps new energy cash cow

India is tapping a new energy source that promises to help clean up smog-choked cities and is already providing a vital revenue stream for poor Indian farmers: truckloads of bovine manure.

Engineering

Airflow cleans up the particulate matter in the classroom

According to the WHO, about 7 million people die each year due to air pollution. Particulate matter (PM) triggers inflammatory responses in the human body, causing asthma and other respiratory and cardiovascular diseases. ...

Energy & Green Tech

'AirBubble' offers respite from Warsaw pollution

At a new playground in central Warsaw, algae feast on pollutants and carbon dioxide to provide a bubble of clean oxygen in a city ranked as one of the most polluted capitals in the EU.

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