Jerin lokuta da abubuwan da suka faru a tarihin yanayi
 Jerin lokuta da abubuwan da suka faru a tarihin yanayi | |
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| jerin maƙaloli na Wikimedia |
Jerin lokuta da abubuwan da suka faru a tarihin yanayi; sun haɗada wasu fitattun al'amuran yanayi da aka sani ga ilmin halitta. Sanin ainihin abubuwan da suka faru na yanayi yana raguwa yayin da rikodin ya cigaba da komawa baya. Jadawalin lokacin glaciation ya ƙunshi shekarun ƙanƙara musamman, waɗanda ke da alaƙa da sunaye nasu don matakai, galibi tareda sunaye daban-daban da ake amfani da su a sassa daban-daban na duniya. Sunayen lokuta da abubuwan da suka faru a baya sun fito ne daga ilimin ƙasa da ilmin ɓurɓushin halittu. Ana amfani da matakan isotope na ruwa (MIS) sau da yawa don bayyana saduwa acikin Quaternary.
Kafin shekaru miliyan 1 da suka wuce
[gyara sashe | gyara masomin]
Sikeli: Miliyoyin shekaru kafin yanzu, kwanakin baya kusan.
| Kwanan wata </br> (Mya) |
Lamarin |
|---|---|
| Kafin 1,000 | Suma matasa Sun paradox |
| 2,400 | Babban Taron Oxidation mai yiwuwa yana haifar da glaciation na Huronian watakila ya mamaye duk duniya |
| 650-600 | Daga baya Neoproterozoic Snowball Duniya ko Marinoan glaciation, mafarin fashewar Cambrian |
| 517 | Ƙarshen-Botomian taro halaka ; kamar na gaba biyu, kadan fahimta |
| 502 | Lamarin bacewar Dresbachian |
| 485.4 | Cambrian-Ordovician taron bacewa |
| 450-440 | Ordovician – Silurian aukuwar ɓarna, a cikin fashe biyu, bayan sanyaya watakila ya haifar da motsin farantin tectonic . |
| 450 | Andean-Sahara glaciation |
| 360-260 | Karoo Ice Age |
| 305 | Yanayin sanyi yana haifar da rushewar dajin Carboniferous |
| 251.9 | Permian-Triassic taron bacewa |
| 199.6 | Triassic-Jurassic al'amarin ɓarkewa, yana haifar da har yanzu ba a fayyace ba |
| 66 | Wataƙila shekaru 30,000 na ayyukan volcanic sun haifar da tarkon Deccan a Indiya, ko babban tasirin meteor. |
| 66 | Iyakar Cretaceous–Paleogene da Cretaceous–Paleogene taron ɓarna, bacewar dinosaurs |
| 55.8 | Paleocene-Eocene Thermal Maximum |
| 53.7 | Mafi girman Eocene Thermal 2 |
| 49 | Wataƙila taron Azolla ya ƙare dogon lokacin dumi |
| 5.3-2.6 | Yanayin Pliocene ya zama mai sanyi da bushewa, kuma na yanayi, kama da yanayin zamani. |
| 2.5 don nunawa | Quaternary glaciation, tare da dusar ƙanƙara a kan yankunan iyakacin duniya, matakai da yawa sunaye a sassa daban-daban na duniya |
Pleistocene
[gyara sashe | gyara masomin]Duk kwanakin sun yi kusan."(BS)" yana nufin wannan shine ɗayan lokuta daga jerin Blytt-Sernander, wanda ya samo asali ne akan nazarin fastocin Danish peat.
| Kwanan wata </br> (BC) |
Lamarin |
|---|---|
| 118,000-88,000 | Abbassia Pluvial rigar a Arewacin Afirka |
| 108,000-8,000 | Lokacin Glacial na Ƙarshe, kar a ruɗe shi da Ƙarshen Glacial Maximum ko Ƙarshen Glacial a ƙasa. </br> ( Al'amuran da suka biyo baya suma sun fada cikin wannan lokacin. ) |
| 48,000-28,000 | Mousterian Pluvial rigar a Arewacin Afirka |
| 24,500-17,000-18,000 </br> |
Ƙarshe Glacial Maximum, abin da ake yawan nufi a cikin mashahuriyar amfani da "Ƙarshen Ice Age" |
| 16,000-13,000 | Dryas mafi tsufa sanyi, yana farawa a hankali kuma yana ƙarewa sosai (BS) |
| 12,700 | Antarctic Cold Reversal warmer Antarctic, hawan matakin teku |
| 12,400 | Bølling oscillation dumi da rigar a cikin Arewacin Atlantic, ya fara lokacin Bølling-Allerød (BS) |
| 12,400-11,500 </br> (An tattauna da yawa) |
Tsohon Dryas sanyi, yana katse lokacin dumi na wasu ƙarni (BS) |
| 12,000-11,000 | Allerød oscillation dumi & m (BS) |
| 11,400-9,500 | Huelmo-Mascardi Sanyi Juyin Juyawar sanyi a Kudancin Ƙasar |
| 11,000-8,000 | Ƙarshe Glacial Maximum, ko Tardiglacial (ma'anoni sun bambanta) |
| 10,800-9,500 | Younger Dryas kwatsam lokacin sanyi da bushewa a Arewacin Hemisphere (BS) |
Holocene
[gyara sashe | gyara masomin]Duk kwanakin BC (BCE) ne kuma kusan. "(BS)" yana nufin wannan shine ɗayan lokuta daga jerin Blytt-Sernander, wanda ya samo asali ne akan binciken da ake yi na peat bogs na Danish.
| Kwanan wata </br> (BC) |
Lamarin |
|---|---|
| Daga 10,000 | Holocene glacial koma baya, na yanzu Holocene ko Postglacial lokacin fara |
| 9400 | Pre-Boreal kaifi haɓakar zafin jiki sama da shekaru 50 (BS), yana gaba da Boreal |
| 8500-6900 | Boreal (BS), hawan matakan teku, daji ya maye gurbin tundra a arewacin Turai |
| 7500-3900 | Neolithic Subpluvial / lokacin humid na Afirka a Arewacin Afirka, rigar |
| 7000-3000 | Mafi kyawun yanayi na Holocene, ko Atlantic a arewacin Turai (BS) |
| 6200 | 8.2-kilo shekara taron sanyi |
| 5000-4100 | Tsohon Peron dumi da rigar, matakan teku na duniya sun kasance mita 2.5 zuwa 4 (ƙafa 8 zuwa 13) fiye da matsakaicin ƙarni na ashirin. |
| 3900 | 5.9 kiloyear taron bushe da sanyi. |
| 3500 | Ƙarshen lokacin ɗanshi na Afirka, Neolithic Subpluvial a Arewacin Afirka, yana faɗaɗa Hamadar Sahara |
| 3000 - 0 | Neopluvial a Arewacin Amurka |
| 3,200-2,900 | Piora Oscillation, sanyi, watakila ba duniya ba. Wetter a Turai, bushewa a wani wuri, yana da alaƙa da doki a tsakiyar Asiya. |
| 2200 | Lamarin da ya kai kilogiram 4.2 ya bushe, ya kasance mafi yawan karni na 22 kafin haihuwar Annabi Isa, wanda ke da nasaba da ƙarshen tsohuwar Mulkin Masar, da daular Akkadiya a Mesopotamiya, al'adun archaeological iri-iri a Farisa da China. |
| 1800-1500 | Tsakanin Bronze Age Cold Epoch, lokacin yanayin sanyi da ba a saba gani ba a yankin Arewacin Atlantic |
| Bala'in Bond 2 | Yiwuwar haifar da Rushewar Zamanin Bronze |
| 900-300 | Iron Age Cold Epoch sanyi a Arewacin Atlantika. Wataƙila yana da alaƙa da Mafi ƙarancin Homeric |
| 250 BC-400 AD | Zaman Dumi na Roman |
Zamanin gama gari/AD
[gyara sashe | gyara masomin]- Canjin yanayi na 535-536 (535-536 AD), sanyin kwatsam da gazawar girbi, watakila ƙura mai aman wuta ta haifar.
- 900-1300 Lokacin Ɗumi na Tsakiyar Tsakiyar Turai.
- Babban Yunwar 1315-1317 a Turai
- Ƙananan shekarun Ice: Kwanaki daban-daban tsakanin 1250 zuwa 1550 ko kuma daga baya ana gudanar da su don alamar farkon shekarun ƙanƙara, yana ƙarewa a daidai daidaitattun kwanakin a kusa da 1850.
- 1460-1550 Spörer Mafi ƙarancin sanyi
- 1656–1715 Maunder Mafi ƙarancin ayyukan taswirar rana
- 1790–1830 Dalton Mafi ƙarancin aikin faɗuwar rana, sanyi
- Shekara ta 1816 Ba tare da Lokacin bazara ba, wanda ƙura mai aman wuta na Dutsen Tambora ya haifar
- 1850-Yanzu Komawar glaciers tun 1850, rikodin zafin jiki na kayan aiki
- dumamar yanayi na yanzu da na baya-bayan nan, watakila za a sanya masa suna zamanin Anthropocene
Duba kuma
[gyara sashe | gyara masomin]- Canjin yanayi (yanzu)
- Canjin yanayi (gaba ɗaya ra'ayi)
- Yanayi a kan iyakar Cretaceous-Paleogene
- Tarihin thermal na Duniya
- Rikodin yanayin yanayin yanayin ƙasa