American Residential Macrosystems - Tree Survey Data for six major metropolitan areas, 2012-2013

"This dataset contains measurements and iTree output (www.itreetools.org) of woody plant species observed in residential yards and nearby natural areas. Data were collected to assess biotic ecological homogenization in six cities across the U.S. that span major ecological biomes and climatic regions: Baltimore, MD, Boston, MA, Los Angeles, CA, Miami, FL, Minneapolis/St. Paul, MN, and Phoenix, AZ."本数据集收录了美国六个横跨主要生态生物群系与气候区域的城市中，住宅庭院及周边自然区域内观测到的木本植物物种的实测数据与iTree（iTree，官网地址www.itreetools.org）输出结果。本次数据采集旨在评估生物生态均质化现象，涉及的城市包括马里兰州巴尔的摩市、马萨诸塞州波士顿市、加利福尼亚州洛杉矶市、佛罗里达州迈阿密市、明尼苏达州明尼阿波利斯/圣保罗市以及亚利桑那州菲尼克斯市。