It is among the region's cleanest, greenest and most livable cities. Surabaya is one of the cleanest and greenest cities in Indonesia. It has been acclaimed several times as the cleanest and greenest city in the Philippines. In 1994, Naga was a regional winner as the Cleanest and Greenest in Bicol. It is also the greenest of the five largest cities in North Brabant. It is one of the greenest cities in Bulgaria. The city was ranked as being the 26th greenest in the country. The Greenest City action plan (GCAP) is a City of Vancouver urban sustainability initiative. In 2011, the city planned to become the greenest city in the world by 2020. In 2010, CA was listed among the greenest companies by Newsweek's Green rankings. Greensburg today stands as a model "green town", often described as the greenest in America. Roughly 60% of the city's land is wooded, making Siegen one of Germany's greenest cities. Tel Aviv is ranked as the greenest city in Israel. Amersfoort is the greenest city in the Netherlands. Cagliari is one of the "greenest" Italian cities.