Social Benches by Jeppe Hein

Air-Purifying Road Surface Eats 45% of NOx Pollution Photo: Flickr, CC NOx, NOM NOM NOM Researchers at the Eindhoven University of Technology in the Netherlands have tested pollution-eating concrete on about 1,000 square meters of roads in the town of Hengelo. We already knew it worked in the lab, but this was a real-world test and the results are pretty impressive: a 25 to 45% reduction in oxides of nitrogen (NOx) over the special roads. This could mean that someday our roads and other concrete structures could be used to clean up the air. Photo: Flickr, CC How Does Air-Purifying Concrete Works "Vehicle exhaust gases contain nitrogen oxides (NOx), which cause acid rain and smog. Titanium dioxide is the naturally occurring oxide of titanium (TiO2) and it's used in white paint, sunscreen, food coloring, etc. This material can also be mixed with regular asphalt for use where you don't want or need a concrete road. Dealing with Symptoms

untitled Cool Garden Paths That Are Off The Beaten Path While you might think that all garden paths are created equal, you’d be wrong. In fact, we’ve found a collection of 10 cool, unique and creative garden paths that are simply cooler than the rest and featured them in the gallery below. Enjoy! Wood Slabs Kicking off the list as one of our personal favorites, this backyard garden has taken wood slabs of all diameters and tiled them in a way that creates full, sturdy ground coverage. For as great as this looks, it’s a really cheap way to achieve a rustic and unique garden path that will be remembered. Daisy Mosaic If you have more elaborate tastes than the simple wood slabs above, this mosaic themed path offers a grand alternative for the more detail-oriented individuals. Wave Mosaic Continuing with the trend of intricate garden paths, here is another mosaic pathway that absolutely pops amongst the surrounding ground cover. Glow in the Dark Pebbles We’re willing to bet that you’ve never seen anything like this next garden path. Glass Bottles

Architecture and water Combine concrete structure with water are one of favorite tricks of many architects. Water Gardens and Fort Worth, United States Spillway of the reservoir in Armenia Aquarium in Berlin “Scientific barge” on the Hudson River in New York New Zealand House-cloud, Switzerland Fountain, France Cinema on the water, China Restaurant at the Villa Escudero Resort in San – Pablo, Philippines Hydropower plant in Germany