美國本土外小島嶼（英語：United States Minor Outlying Islands），的國際標準所定義的以下九處屬地，二位字母代碼是「UM」。它們目前沒有永久人口。它們的是。美國尚聲稱擁有和，但是目前其實際管理方是。
[pdf] Solar energy in Poland includes the production of energy and . By the end of 2021, there were around 3,000,000 square metres (32,000,000 sq ft) of installed which in Poland are primarily used for heating up household water. The total (PV) grid-connected capacity in Poland was 17,05.
[pdf] The most recent pricing data in the solar industry indicates that the cost of solar panels in Puerto Rico ranges from $9,000 to $14,000, depending on your home's energy needs.
[pdf] 
