After Chelyabinsk: European experts assess asteroid options

(Phys.org) —In February, a speeding asteroid slammed into our atmosphere and exploded high over Russia's Ural region, injuring hundreds and causing millions of euros of damage. What should we do if we have a similar – ...

Focus on growing threat of space debris

(Phys.org) —The continuing growth in space debris poses an increasing threat to economically vital orbital regions. Next week, hundreds of top experts from across the globe will meet at Europe's largest-ever debris forum ...

CO2 removal can lower costs of climate protection

Directly removing CO2 from the air has the potential to alter the costs of climate change mitigation. It could allow prolonging greenhouse-gas emissions from sectors like transport that are difficult, thus expensive, to turn ...

Limiting greenhouse gas emissions from land use in Europe

Not only do humans emit greenhouse gases into the atmosphere, but they also do things that help remove these gases from the atmosphere—for example, planting more forests or other land management techniques can lead to greater ...

Removing orbital debris with less risk

Global Aerospace Corporation (GAC) announced today that the American Institute of Aeronautics and Astronautics (AIAA) is publishing an article entitled "Removing Orbital Debris With Less Risk" in the March/April edition of ...

Regions could use food waste for fuel

Murdoch University researchers are touting biogas from small-scale food waste digesters as a source of renewable energy for rural and regional communities.

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