New planes could cut aviation carbon emissions

Policies that encourage airlines to replace the old planes in their fleet with newer models could lead to substantial cuts in aviation carbon emissions, according to new research.

Water treatment could be carbon neutral

Carbon dioxide released by some wastewater treatment plants could be recycled at the same time as enhancing the production of renewable energy in the form of natural gas, say scientists.

Owls in trouble in a changing world

Tawny owls are threatened with long-term decline because environmental change is dampening the population cycles of their favoured prey, a new study has shown. If the situation continues, the owls will slowly die out over ...

Recycling heat from industry could reduce carbon emissions

Industrial processes that require high temperatures often expel any surplus heat into the environment. While industries are fairly good at using as much of this surplus as possible, a small amount of heat is always wasted.

New model predicts high-speed rail vibrations

Scientists have developed a new model to predict how much a new high-speed railway would shake the ground around it, and the effect this could have on those living near the line.

page 8 from 33