A climbing elevator is a self-ascending elevator with its own propulsion. The propulsion can be done by an electric or a combustion engine. Climbing elevators are used in guyed masts or towers, in order to make easy access to parts of these constructions, such as flight safety lamps for maintenance. An example would be the Moonlight towers in Austin, Texas, where the elevator holds only one person and equipment for maintenance. The Glasgow Tower an observation tower in Glasgow, Scotland also makes use of two climbing elevators.
What settings are climbing elevators used in?
guyed masts or towers

Due to its very low elevation, the Marshall Islands are threatened by the potential effects of sea level rise. According to the president of Nauru, the Marshall Islands are the most endangered nation in the world due to flooding from climate change.
Why are the Marshall Islands the most endangered nation on Earth?
flooding from climate change

The country was controlled by a revolutionary council until 1984. The first multi-party elections were held in 1994. An army uprising in May 1998 led to the Guinea-Bissau Civil War and the president's ousting in June 1999. Elections were held again in 2000, and Kumba Iala was elected president.
When was the president ousted?
June 1999