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The creepy crawlies that can save lives

Doris van Halem’s aim is to make drinking water safe and accessible to all. Not by adding expensive chemicals but by putting to work the tiny creatures already present in it. She is tackling the two health risks associated with contaminated drinking water which have been hardest to eradicate: arsenic poisoning and infectious diseases caused by viruses.

The largest battery ever is just under our feet

Windmills and solar panels are great ways to generate green energy. But what if there is no wind? How can we stock up on solar energy to get through a cloudy day? Hadi Hajibeygi is determined to find the answer to this burning question. He looks into how to use our subsurface as a battery to safely store and retrieve hydrogen.

Detecting plastic waste in rivers using drones

Rivers take vital water to villages and cities, but unfortunately they also carry harmful plastic to oceans. In order to prevent this, we need to find out exactly where the plastic comes from and how it is distributed over time and space. Counting plastic waste items from bridges is one of the commonly used methods to do this. But then how can the huge amounts of plastic in inaccessible places be pinpointed?

Up in the clouds

They are a beautiful sight, those cumulus clouds drifting by slowly high above our heads. But what is propelling them? And how do they affect the wind? To find out Louise Nuijens spent a few days with her head in the clouds. Literally.

20,000 weather stations in Africa

In the next few decades, the worldwide demand for food is set to double. Africa and South-America look to be the main producers. But how can large-scale agriculture be achieved if there are no reliable data on the availability of water, when the rain is going to fall, and where?

Floating homes for the Philippines

City dwellers in the Philippines are dealing with the consequences of frequent flooding on a daily basis. This is why Phd and Global fellow Pieter Ham has been working on the construction of sustainable, modular floating homes in the Philippines since graduation. Now the pilot home is ready and the first family to test it out has moved in.

The concrete listener

Dutch concrete bridges are getting old and wrinkled. For this reason, Assistant Professor Yuguang Yang spots cracks inside concrete by listening to how sound spreads inside it. Proposing a revolutionary monitoring technique that can reduce maintenance costs and help unsticking traffic on highways.

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