Chisankho chokondwerera Tsiku Ladziko lonse la nyanja ya Baltic chinapangidwa ndi Komiti ya Helsinki mu 1986. Kawirikawiri, Tsiku la Nyanja ndilo tchuthi, ntchito yaikulu yomwe inali kudziwitsa anthu za chikhalidwe cha chilengedwe cha dera lonse la Baltic, kukopa chidwi cha asayansi padziko lonse, anthu komanso ndale pankhani za chitetezo cha chirengedwe. Mwa njira, tsiku lomwelo, chikondwerero cha Tsiku la Madzi a Padziko Lonse, komanso chikondwerero cha kusaina kwa Msonkhano wa Helsinki (1974) ukugwa.
Mbiri ndi miyambo ya chikondwerero
Zaka khumi zapitazo, International Day of the Baltic Sea inakondwerera kokha - mwa kulengeza kwa ena. Zikondwerero zonse kuyambira mu 2000 zikuchitikira ku St. Petersburg, chifukwa bungwe la St. Petersburg "Ecology and Business" ndilo loyambitsa ndi kukonza phwando. Panthaŵi imodzimodziyo, ovomerezeka akuthandizidwa ndi Ministry of Natural Resources ndi Environment, komanso akuluakulu a St. Petersburg, maboma ndi mabungwe azachuma m'mayiko a Baltic. N'zochititsa chidwi kuti St. Petersburg amalemekeza nyanja, komanso amamanga nyumba yosungiramo madzi .
Pang'ono ndi pang'ono, tchuthi lachikhalidwe linasanduka maofesi ozungulira. Chaka chilichonse mumzinda wa St. Petersburg, malo ozungulira zachilengedwe "Tsiku la Baltic Sea" likuchitika, komwe kumayambira kukambirana za chikhalidwe cha chigawochi, njira zothetsera vutoli zimayesedwa, ndipo zinachitikira. Oimira dziko la Baltic, alendo ochokera ku Canada ndi United States, oimira ndale, makampani osiyanasiyana, mabungwe a boma, oimira European Commission, IFI ndi Council of Ministers a mayiko a Nordic amabwera ku msonkhano. Pambuyo pa msonkhano uliwonse, Zosankha zogwirizanazi zimayankhidwa. Amatumizidwa ku malo apamwamba kwambiri, omwe amapanga zisankho zogwira mtima zotsutsana ndi kuipitsa chilengedwe ndi kuwononga chilengedwe.
Komanso ku St. Petersburg ndi mawonetsero apadziko lonse, mavidiyo, masewera a ophunzira ndi masukulu, omwe amadzipereka ku mavuto a zamoyo za Baltic. Zochitika zonsezi zimapangitsa kuti kusungidwa kwa chikhalidwe chosiyana ndi chikhalidwe komanso chikhalidwe - nyanja ya Baltic.
Tsiku la nyanja mu mayiko ena
Mu 1978, bungwe la United Nations la 10 linakhazikitsanso dziko lonse lapansi (International) tsiku la nyanja, yomwe ili mbali ya dziko lonse lapansi. Zimapereka chitetezo cha chilengedwe cha panyanja komanso chisungidwe cha zamoyo. Mpaka 1980, adakondwerera tchuthiyi mu March , ndipo kenako adasamukira sabata yatha ya September. Dziko lirilonse limapanga tsiku lenileni palokha.
Kuwonjezera pa World (International) Tsiku la Nyanja, yomwe idakondwezedwa pachaka kuyambira 1978, mayiko osiyanasiyana akhazikitsa maholide awo apanyanja. Choncho, chaka chilichonse pa October 31, International Day of the Black Sea iyenera kukumbukira zomwe zinachitika mu 1996. Panthawi imeneyo, Ukraine, Romania, Russia, Turkey, Bulgaria ndi Georgia anaganiza zolemba chikalata chofunika - Strategic Action Plan for Protection, Kukonzanso kwa Black Sea.
Ku Japan, Tsiku la Nyanja ndilo tchuthi. Anthu a boma amathokoza chigawo cha madzi kuti chikhale chitukuko komanso chitukuko. Kuyambira m'chaka cha 2003, malinga ndi njira yatsopano yomwe idakhazikitsidwa Lolemba, tsiku lamanja likukondwerera mu Julayi yachitatu
Kukondwerera masiku a madzi akufunika kwambiri, chifukwa kupita patsogolo kwazamakono, zosowa zaumunthu zomwe zikukulirakulira komanso zosavuta kuzigwiritsa ntchito zimayambitsa kusintha kwa dziko lapansi. Masiku ano, milandu yomwe si malo a nyanja kapena nyanja muzaka zingapo chipululu chimapangidwa, si zachilendo. Motero, pansi pa Nyanja ya Aral yowuma, mzinda wa Aralsk tsopano ukufutukuka, ndipo zaka makumi awiri zapitazo maziko a nsomba ndi nsomba analikukula.