An artist's rendition of a revamped "nullah." Image via Delhi Nullahs.

Urban planner and architect Manit Rastogi has an idea that makes the High Line look like child's play: turning the 350 kilometers of

The Tentstation campground is just five minutes from central Berlin's main Hauptbahnhof train station. Photo via IgoUgo.

In the crowded heart of Istanbul lies a secret garden.

Though Manhattan experiences similar daytime temperatures to surrounding areas, it simply doesn't cool off nearly as much at night.

Photos via Save The Bay

Cargill, a Minnesota-based agribusiness goliath, is looking to spread its real estate ownership to San Francisco. However, its planned development of as many as 30,000 residents is aimed at an ecologically vital area of the bay -- the Redwood City salt ponds.

Image Credit: Superoots

We like trees in our cities and urban zones; they enhance the air quality, provide shade and are also nice to look at. However, to get those trees into the cities is not an easy task.

photo: Joost J Bakker via flickr

You'd have to be living in a cave since the beginning of the BP oil spill to not have heard, or made, statements about never letting this sort of environmental disaster happen again and kicking

The black-redstart population in Birmingham has four new chicks.

photo: Jaume Ventura via flickr

Even though it's at the center of environmental thinking, the concept of sustainable development is pretty broad; and considering how often the term gets thrown around and invoked these days, perhaps a quick bit of clarity is in order.

Photo credit Pieter Kers, via Gizmodo

In the middle of a city, finding a semblance of the wilderness is tough to do. Sitting yourself in a park is about the closest you can get.

Image credit: Good.is

"The problem," Theo Schell-Lambert writes in Good, "really comes down to color." Sure, city parks are great, urban trees amazing, but all too often, these green spaces lack pathways for pollinators.