Roadside ditches are effective at nitrogen removal

Roadside ditches are a catchall for water, from both sheets of rain that fall on roads and runoff from lawns or fields. Although ditches are ubiquitous in the landscape, they have the potential to be much more than a storm ...

German flood risks were clearly underestimated

To better estimate flood risks, risk maps should also consider historical data. This is recommended by researchers of CEDIM—Center for Disaster Management and Risk Reduction Technology of Karlsruhe Institute of Technology ...

The pension system can increase inequality

Those who are rich also live longer. Pension systems that ignore this may cause a redistribution from the bottom to the top, say studies by TU Wien (Vienna).