Pedzisa mutsara unotevera: Chitsuwa ichi chaingova nzvimbo yekurima kusvika muzana remakore rechi20, asi pakati pa1911 na1951 ndicho chakava nzvimbo yokuzororera yemahombekombe egungwa yaikurumidza kukura muBritain. Nhamba
Mafashamo eNorth Sea a1953 akaparadza chitsuwa chacho, achiuraya vagari vechiwi 58 uye achitungamirira kukubviswa kwechinguvana kwavagari 13 000. Nokudaro Canvey inodzivirirwa nezvidziviriro zvegungwa zvemazuva ano zvinosanganisira masvingo egungwa ekongiri.