Articles, studies, reports and resources on legal time, time zones, clock changes and their effects on health, energy, climate, the economy and the organization of society.
Sharing an article or resource in this panorama does not mean that ACHED endorses all of its content. Documents may be included for informational or documentary purposes, or to support public discussion. ACHED may publish criticisms, reservations, corrections or additional information.
| Total* | References and documentation | ACHED documents | European Union | Rest of the world |
|---|---|---|---|---|
| 609 | 156 | 48 | 23 | 419 |
| Total* | Aug 2026 | Jul 2026 | Jun 2026 | May 2026 | Apr 2026 | Mar 2026 | Feb 2026 | Jan 2026 | Dec 2025 | Nov 2025 | Oct 2025 | Sep 2025 | Aug 2025 | Jul 2025 | Jun 2025 | May 2025 | Apr 2025 | Mar 2025 | Feb 2025 | Jan 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | 2007 | 2005 | 2004 | 2002 | 2001 | 1999 | 1998 | 1997 | 1996 | 1995 | 1994 | 1993 | 1992 | 1990 | 1989 | 1987 | 1986 | 1984 | 1978 | 1977 | 1976 | 1975 | 1940 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 609 | 3 | 8 | 20 | 1 | 130 | 96 | 38 | 5 | 0 | 3 | 5 | 2 | 1 | 2 | 1 | 2 | 17 | 14 | 4 | 1 | 21 | 15 | 23 | 23 | 9 | 18 | 54 | 9 | 3 | 7 | 3 | 2 | 5 | 3 | 4 | 2 | 8 | 4 | 4 | 3 | 1 | 2 | 3 | 1 | 1 | 4 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 |
| Total* |
MAR
|
XXX
|
FRA
|
CAN
|
BRA
|
ESP
|
USA
|
|---|---|---|---|---|---|---|---|
| 609 | 412 | 154 | 34 | 9 | 7 | 1 | 1 |
* Total des documents uniques. Un document présent dans plusieurs sections n’est compté qu’une seule fois dans le total.
A study published by the National University of Consumer Associations highlighted the serious health risks of daylight saving time, asserting that more than 65 percent of
The Documentary Panorama lets you explore the documents. To complement your reading, you may also wish to consult:
