All 6 reactors from the Fukushima Daiichi Nuclear Power Plant are planned to be decommissioned by this time. (30 to 40 years from 2021)[14] However, according to a 2023 report by Voice of America, some experts have said "it would be impossible to remove all the melted fuel debris by 2051 and would take 50-100 years, if achieved at all."[15]
2070: According to an announcement made by Indian prime minister Narendra Modi in 2021, India will be carbon neutral.[17]
2079: For computer software using unsigned 16-bit binary day counts and an epoch of 1 January 1900, the counts will overflow after 65,536 (216) days, which will occur on 6 June 2079.
2117: In relation to the 2115 release of the 100 Years short film, A song titled "100 Years", composed by Pharrell Williams, will be released to the public. The song was performed by Williams at a private party in Shanghai, China, in 2017. The song is said to have addressed global warming.[36]
2140s
2140: All of the roughly 21 million Bitcoins are expected to be mined.[37]
2150s
2155: The Year type in MySQL supports dates up to 31 December 2155.[38]
2160s
2170s
2178: On 23 March, Pluto will have completed its first full orbit since its discovery in 1930.
2180s
2182: On 24 September, asteroid 101955 Bennu has a 1-in-2,700 chance of impacting Earth.[39]
23rd century
2206: For the first time since 1935, Earth will experience the maximum number of five solar eclipses in one year.
2227–2247: Pluto will be closer to the Sun than Neptune for the first time since 1999.
2333: It is projected that the Dounreay nuclear site will be safe to use for other purposes.[40]
2353: The date of Easter as conventionally calculated will be five weeks earlier than its hypothetical date according to astronomical principles, in a "negative equinoctial paradox". Along with 2372, this will be one of only two such occurrences between 2020 and 4000.[41]
2372: The date of Easter will see another "negative equinoctial paradox", this time four weeks earlier than its hypothetical date. This will be the last such occurrence before the year 4000.[41]
2386: If not repealed or otherwise voided, the Treaty of Windsor (1386) between England and Portugal, currently the oldest military alliance currently still in effect, will have stood for one thousand years.[42]
2391: Palm Sunday and Saint Patrick's Day will coincide for the first time since 1940; the "wearing of the shamrock and the palm together" was seen as presaging a great event in Ireland.[43][44]
c. 2500: Climate projections predict a barren landscape for the Amazon rainforest amid low water levels due to vegetation decline.[47][48]
2531:
Professor Hiroshi Yoshida of Tohoku University conducted a study in 2024 which suggests every Japanese person will have the surname "Sato-san" unless a law regulating couples to a single surname isn't changed before this time.[49][50]
27th century
2640: On 5 September, the 639-year-long performance of John Cage's organ work As Slow as Possible (begun in 2001) is scheduled to finish at the St. Burchardi Church in Halberstadt, Germany.[51]
2847: The St. Michael's Catholic Cemetery (Happy Valley) in Hong Kong lease on Wan Chai's Saint Fulan gentleman street will end after a 999-year lease, assuming no legal status changes before that date.[53]