Witold Rybczynski discusses city park systems, the influence of Frederick Law Olmsted, and the aesthetics of urban renewal in this slide show about the exhibition “Groundswell: Constructing the Contemporary Landscape” at the Museum of Modern Art.

Over the next several years, millions of public and private dollars will be invested in the city in building new schools, parks, affordable and market-priced homes, expanded public transit and improved infrastructure. The undersigned community leaders express a vision for Los Angeles to create healthy communities to guide this new investment in an open letter [...]