Satellites, rocket shards and collision debris are creating major traffic risks in orbit around the planet. Researchers are working to reduce these threats A Last year, commercial companies, military and civil departments and amateurs sent more than 400 satellites into orbit, over four times the… Read More »Conquering Earth’s space junk problem
How managing low-quality wood (also known as low-use wood) for bioenergy can encourage sustainable forest management A A tree’s ‘value’ depends on several factors including its species, size, form, condition, quality, function, and accessibility, and depends on the management goals for a given forest. The… Read More »Forest management in Pennsylvania, USA
In Paris, urban farmers are trying a soil-free approach to agriculture that uses less space and fewer resources. Could it help cities face the threats to our food supplies? On top of a striking new exhibition hall in southern Paris, the world’s largest urban rooftop… Read More »Urban farming
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