Kafukufuku watsopano wopangidwa ndi ofufuza a ku yunivesite ya Sydney akuwonetsa kuti zokopa alendo padziko lonse lapansi, malonda a madola thililiyoni, amathandizira kwambiri kutulutsa mpweya wowonjezera kutentha ndipo mpweya wake ukukula mofulumira.
Ofufuza apeza kuti ntchito zokopa alendo zapakhomo ndi zapadziko lonse lapansi zimatulutsa mpweya wa carbon dioxide (CO2) wapadziko lonse lapansi.
Kafukufukuyu adachokera kumayiko 189 padziko lonse lapansi. Zinawonetsa kuti kuchuluka kwa mpweya wamakampani kumayendetsedwa makamaka ndi kufunikira kwa kuyenda kwamphamvu kwamphamvu.
"Zokopa alendo ziyenera kukula mwachangu kuposa magawo ena ambiri azachuma," ndipo ndalama zomwe zikuyembekezeka kukwera ndi magawo anayi pachaka mpaka 2025, adatero wolemba wamkulu Arunima Malik, wofufuza pasukulu yabizinesi ya University of Sydney.
Makampani oyendetsa ndege amawerengera magawo awiri pa zana aliwonse a mpweya wa C02 wopangidwa ndi anthu, ndipo akanakhala pa nambala 12 ngati likanakhala dziko. Malinga ndi International Air Transport Association (IATA), chiwerengero chonse cha okwera ndege akuyembekezeka kuwirikiza kawiri pofika 2036 mpaka 7.8 biliyoni pachaka.
Theka la kuchuluka kwa 14 peresenti ya kuchuluka kwa mpweya chifukwa cha zokopa alendo padziko lonse lapansi kudachitika m'maiko opeza ndalama zambiri kuyambira 2009 mpaka 2013, kafukufukuyu adapeza. Komabe, mayiko omwe amapeza ndalama zapakatikati adalemba chiwongola dzanja chachikulu pa 17.4 peresenti pachaka panthawiyo.
Monga m'zaka makumi angapo zapitazi, United States ndiyomwe idatulutsa mpweya wambiri wokhudzana ndi zokopa alendo. Germany, Canada, ndi Britain analinso pa 10 apamwamba.
China inali pamalo achiwiri ndipo India, Mexico, ndi Brazil anali 4, 5 ndi 6, motsatana.
"Tikuwona kukula kofulumira kwa zokopa alendo kuchokera ku China ndi India pazaka zingapo zapitazi, komanso tikuyembekeza kuti izi zipitilira zaka khumi zikubwerazi," Ya-Sen Sun, pulofesa ku The University of Queensland Business School ku Australia, komanso wolemba nawo kafukufukuyu, adauza AFP.
Mayiko a zisumbu zazing’ono monga Maldives, Mauritius, Cyprus, ndi Seychelles anaona pakati pa 30 peresenti ndi 80 peresenti ya mpweya wotuluka m’maiko obwera chifukwa cha zokopa alendo.
Malik akukhulupirira kuti zokopa alendo zidzakula pamlingo wapachaka zinayi, kupitilira magawo ena ambiri azachuma. Ichi ndichifukwa chake "ndikofunikira" kuti izi zitheke, akutero. “Tikulangiza kuti musayende pang’ono ngati n’kotheka. Yesetsani kukhalabe padziko lapansi kuti muchepetse mpweya. ”
