Public interest design emphasizes a "triple bottom line" that incorporates ecological, economic and social issues in the planning process. We speak to professionals in the field who'd like to see the trend grow.
The largest railroad terminal in the world opened its doors for the first time in 1913. And while Grand Central Terminal, in the heart of New York City, no longer serves long-distance trains, it is still a vibrant part of the city's ecosystem.
One of the world's most basic cooking ingredients could be the key to protecting some of Europe's most stunning buildings. The limestone used in England's 800-year-old York Minster is particularly vulnerable to pollution. The oleic acid in olive oil, British researchers say, may provide the protective coating needed to prevent further decay.
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