Addis Ababa, Ethiopia Albuquerque, NM, USA Alexandria, Egypt Alger, Algeria Amman, Jordon Anchorage, Alaska, USA Athens, Greece Atlanta, GA, USA Baghdad, Iraq Baltimore, MD, USA Bangkok, Thailand Bamako, Mali Barcelona, Spain Beijing, China Berlin, Germany Bogota, Colombia Bombay, India Brasilla, Brazil Buenos Aires, Argentina Cairo, Egypt Calcutta, India Cape Town, South Africa Caracas, Venezuela Casablanca, Morocco Chicago, IL, USA Chongqing, China Dakar, Senegal Dallas, TX, USA Damascus, Syria Delhi, India Denver, CO, USA Der es Salaam, Tanzania Detroit, MI, USA Edinburgh, Scotland El Paso, TX, USA Guadalajara, Mexico Guangzhou (Canton), China Guatemala City, Guatemala Havana, Cuba Ho Chi Minh (Saigon), Vietnam Houston, TX, USA Istanbul, Turkey Jakarta, Indonesia Johannesburg, South Africa Kabul, Afghanistan Karachi, Pakistan Khartoum, Sudan Kinshasa, Zaire Kuwait City, Kuwait La Paz, Bolivia Lahore, Pakistan Las Vegas, NV, USA Lima, Peru Lisbon, Portugal London, England Los Angeles, CA, USA Madras, India Madrid, Spain Manila, Philippines Melbourne, Australia Mexico City, Mexico Miami, FL, USA Monterrey, Mexico Moscow, Russia Nairobi, Kenya New York, NY, USA Novosibirsk, Russia Osaka, Japan Paris, France Perth, Australia Phoenix, AZ, USA Puebla, Mexico Rangoon, Myanmar Recife, Brazil Rio de Janeiro, Brazil Riyadh, Saudi Arabia Rome, Italy Salt Lake City, UT, USA San Francisco, CA, USA San Diego, CA, USA Sao Paulo, Brazil Santiago, Chile Seattle, WA, USA Seoul, South Korea Shanghai, China Singapore, Malaysia St. Louis, MO, USA St. Petersburg, Russia Sydney, Australia Taskent, Uzbekistan Tehran, Iran Tel Aviv, Israel Tianjin, China Tokyo, Japan Tucson, AZ, USA Tunis, Tunisia Urumqui, China Vancouver, BC, Canada Washington, DC, USA Xianggang (Hong Kong), China

Figure 1. City locations targeted for the global urban monitoring project of ASTER (blue boxes = low priority, red boxes = high priority). See Table 1 for city names and exact locations.