Skok: Kyk wat lu00ea diep in die oseaan
Skok: Kyk wat lu00ea diep in die oseaan

Skok: Kyk wat lê diep in die oseaan

’n Plastieksak en ander afval is in die Mariana-trog op die diepste plek in die oseaan tot waar mense tot nog toe kon kom, gekry.

Victor Vescovo, ’n afgetrede vlootoffisier en ontdekkingsreisiger van Texas, het met ’n duikboot die diepste tot nog toe geduik – amper 11 km (10,928 m) tot op die bodem van ’n punt in dié trog in die Stille Oseaan. Dit is 16 m dieper as die vorige poging in 1960.

Nie net het hy nuwe spesies ontdek nie, maar ongelukkig ook plastiek en metaalvoorwerpe met skerp kante.

“Dit was baie teleurstellend om te sien hoeveel afval van die mensdom so diep in die oseaan voorkom,” het Vescovo in ’n onderhoud gesê.

Plastiek het ’n bedreiging van epidemiese omvang in die wêreld se oseane geword. Daar is reeds na raming 100 miljoen ton plastiek in die see gegooi, luidens wetenskaplikes van die Verenigde Nasies.

Hulle het groot hoeveelhede mikroplastiek gevind in die ingewande van soogdiere soos walvisse wat diep in die see leef.

BIOLOGIESE MONSTERS VERSAMEL

Vescovo hoop sy ontdekking van afval in die Mariana-trog sal mense bewus maak van die storting in die oseane en dat regerings daardeur gedwing kan word om bestaande regulasies daarteen te verskerp of nuwes in te stel.

“Die see is nie ’n groot poel vir vullis nie, hoewel dit so behandel word,” het Vescovo gesê.

In die laaste drie weke het die ekspedisie vier keer in die trog geduik met die duikboot DSV Limiting Factor en het hulle biologiese monsters en klippe versamel.

Dit is die derde keer dat mense tot op die diepste punt – Challenger Deep – probeer duik het. Die Kanadese rolprentmaker James Cameron was die laaste besoeker in 2012 toe hy 10,908 km diep geduik het.

Voor hom in 1960 het die Amerikaanse vloot tot op 10,912 m geduik.

The Sydney Morning Herald het berig Vescovo het benewens die plastiekvoorwerpe en ’n plastieksak met woorde op, plastiek waarin lekkers toegedraai word op die bodem van die trog gekry.

Oor die ekspedisie het Vescovo gesê hulle voel of hulle ’n deur oopgemaak het om enige plek in die oseaan te verken. “90% van die oseane is nog nie verken nie,” het hy gesê. – Netwerk24/Reuters

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Republikein 2024-04-25

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Premier League: Manchester United 4 vs 2 Sheffield United | Everton 2 vs 0 Liverpool | Crystal Palace 2 vs 0 Newcastle | Wolves 0 vs 1 Bournemouth | Arsenal 5 vs 0 Chelsea LaLiga: Sevilla 2 vs 1 Mallorca SerieA: AC Milan 1 vs 2 Inter Milan | AS Roma 1 vs 3 Bologna European Championships Qualifying: Coventry City 2 vs 3 Hull City | Leicester City 5 vs 0 Southampton | Middlesbrough 3 vs 4 Leeds United English Championship: Coventry City 2 vs 3 Hull City | Leicester City 5 vs 0 Southampton | Middlesbrough 3 vs 4 Leeds United Katima Mulilo: 15° | 34° Rundu: 15° | 34° Eenhana: 15° | 35° Oshakati: 17° | 34° Ruacana: 17° | 35° Tsumeb: 18° | 33° Otjiwarongo: 14° | 31° Omaruru: 17° | 34° Windhoek: 15° | 29° Gobabis: 17° | 31° Henties Bay: 15° | 21° Wind speed: 22km/h, Wind direction: S, Low tide: 10:02, High tide: 04:02, Low Tide: 22:08, High tide: 16:27 Swakopmund: 15° | 16° Wind speed: 27km/h, Wind direction: SW, Low tide: 10:00, High tide: 04:00, Low Tide: 22:06, High tide: 16:25 Walvis Bay: 15° | 23° Wind speed: 35km/h, Wind direction: SW, Low tide: 10:00, High tide: 03:59, Low Tide: 22:06, High tide: 16:24 Rehoboth: 16° | 31° Mariental: 19° | 32° Keetmanshoop: 19° | 32° Aranos: 20° | 33° Lüderitz: 14° | 25° Ariamsvlei: 18° | 31° Oranjemund: 14° | 21° Luanda: 26° | 29° Gaborone: 18° | 31° Lubumbashi: 12° | 26° Mbabane: 15° | 20° Maseru: 12° | 26° Antananarivo: 14° | 26° Lilongwe: 14° | 27° Maputo: 20° | 27° Windhoek: 15° | 29° Cape Town: 16° | 24° Durban: 18° | 23° Johannesburg: 18° | 25° Dar es Salaam: 23° | 26° Lusaka: 18° | 29° Harare: 15° | 29° Currency: GBP to NAD 23.71 | EUR to NAD 20.35 | CNY to NAD 2.63 | USD to NAD 19.05 | DZD to NAD 0.14 | AOA to NAD 0.02 | BWP to NAD 1.34 | EGP to NAD 0.39 | KES to NAD 0.14 | NGN to NAD 0.01 | ZMW to NAD 0.72 | ZWL to NAD 0.04 | BRL to NAD 3.72 | RUB to NAD 0.21 | INR to NAD 0.23 | USD to DZD 134.24 | USD to AOA 834.06 | USD to BWP 13.85 | USD to EGP 47.85 | USD to KES 133.98 | USD to NGN 1277.03 | USD to ZAR 19.06 | USD to ZMW 26.3 | USD to ZWL 321 | Stock Exchange: JSE All Share Index 74513.94 Up +0.68% | Namibian Stock Exchange (NSX) Overall Index 1545.38 Up +1.53% | Casablanca Stock Exchange (CSE) MASI 13281.24 Up +0.26% | Egyptian Exchange (EGX) 30 Index 25917.59 Down -3.21% | Botswana Stock Exchange (BSE) DCI Same 0 | NSX: MTC 7.75 SAME | Anirep 8.99 SAME | Capricorn Investment group 17.34 SAME | FirstRand Namibia Ltd 49 DOWN 0.50% | Letshego Holdings (Namibia) Ltd 4.1 UP 2.50% | Namibia Asset Management Ltd 0.7 SAME | Namibia Breweries Ltd 31.49 UP 0.03% | Nictus Holdings - 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Nam 2.22 SAME | Oryx Properties Ltd 12.1 UP 1.70% | Paratus Namibia Holdings 11.99 SAME | SBN Holdings 8.45 SAME | Trustco Group Holdings Ltd 0.48 SAME | B2Gold Corporation 47.34 DOWN 1.50% | Local Index closed 677.62 UP 0.12% | Overall Index closed 1534.6 DOWN 0.05% | Osino Resources Corp 19.47 DOWN 2.41% | Commodities: Gold US$ 2 325.51/OZ UP +0.40% | Copper US$ 4.52/lb UP +1.97% | Zinc US$ 2 887.40/T UP 2.88% | Brent Crude Oil US$ 88.09/BBP UP +0.10% | Platinum US$ 901.36/OZ DOWN -0.0009