ARCHIVE // TO // TIME-SERIES
Terrain
Tonga — 36 years of data
Historical Values
| Year | Value |
|---|---|
| 1990 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base |
| 1991 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base |
| 1992 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base |
| 1993 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base |
| 1994 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base |
| 1995 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base |
| 1996 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base lowest point: Pacific Ocean 0 m highest point: on Kao Island 1,033 m |
| 1997 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base |
| 1998 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base |
| 1999 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base |
| 2000 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base |
| 2001 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base |
| 2002 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base |
| 2003 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base |
| 2004 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base |
| 2005 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base |
| 2006 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base |
| 2007 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base |
| 2008 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base |
| 2009 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base |
| 2010 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base |
| 2011 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base |
| 2012 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base |
| 2013 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base |
| 2014 | most islands have limestone base formed from uplifted coral formation; others have limestone overlying volcanic base |
| 2015 | mostly flat islands with limestone bedrock formed from uplifted coral formation; others have limestone overlying volcanic rock |
| 2016 | mostly flat islands with limestone bedrock formed from uplifted coral formation; others have limestone overlying volcanic rock |
| 2017 | mostly flat islands with limestone bedrock formed from uplifted coral formation; others have limestone overlying volcanic rock |
| 2018 | mostly flat islands with limestone bedrock formed from uplifted coral formation; others have limestone overlying volcanic rock |
| 2019 | mostly flat islands with limestone bedrock formed from uplifted coral formation; others have limestone overlying volcanic rock |
| 2020 | mostly flat islands with limestone bedrock formed from uplifted coral formation; others have limestone overlying volcanic rock |
| 2021 | mostly flat islands with limestone bedrock formed from uplifted coral formation; others have limestone overlying volcanic rock |
| 2022 | mostly flat islands with limestone bedrock formed from uplifted coral formation; others have limestone overlying volcanic rock |
| 2023 | mostly flat islands with limestone bedrock formed from uplifted coral formation; others have limestone overlying volcanic rock |
| 2024 | mostly flat islands with limestone bedrock formed from uplifted coral formation; others have limestone overlying volcanic rock |
| 2025 | mostly flat islands with limestone bedrock formed from uplifted coral formation; others have limestone overlying volcanic rock |