Iska tana busawa kuma rana tana haskakawa a kan manyan kamfanonin duniya. Mutane da yawa suna yin fare akan samun makamashin da suke buƙata daga kafofin sabuntawa. Abin farin ciki, kamfanonin samar da wutar lantarki na Sipaniya suna shiga kasuwa don wadata ta: misali bayyananne shine Iberdrola, wanda zai gina wa Apple iska mai iska.
Zai kasance a Montague (Oregon, Amurka), tare da ƙarfin megawat 200, kuma zai fara aiki a cikin 2020, bayan saka hannun jari na dala miliyan 300. Yarjejeniyar siyar da makamashi ta kasance har zuwa 2040.
Amma wannan ba duka bane, Iberdrola kuma ta haɓaka wasu wuraren shakatawar iska a ƙasar, kamar ɗaya a Arewacin Carolina zuwa Amazon, wanda yake gab da ƙaddamarwa, da sauran waɗanda suke aiki a ciki a cikakken iya aiki, kamar yadda yake a Oregon da jihar Washington don kamfanin tufafi na manyan ƙasashe Nike kayan wasanni.
Kwanciyar hankali da riba
Hanyoyin da ake amfani dasu yanzu sune ƙirƙirar wurin shakatawa na musammandon abokin ciniki ko sadaukar da wanda yake aiki.
Waɗannan yarjejeniyoyin biyu ne Yarjejeniyar Siyan Powerarfi (PPA), wanda har yanzu wurin shakatawa mallakar kamfanin wutar lantarki ne, amma a cikin sa an sanya farashin makamashi na wani dogon lokaci; wannan yakan fara daga shekara 15 zuwa 25.
A cewar wasu manajojin wutar lantarki da yawa, abokin ciniki yana tabbatar da kwanciyar hankali na kudi da mai kawowa, riba.
RE100
Yanayin gama gari ne kuma ya haɗa da ɓangaren jama'a, amma babbar fasaha tana kan gaba. Apple da kansa, Facebook ko Google suna daga cikin rukunin RE100: kamfanoni 94 wadanda suka jajirce wajen amfani da 100% na makamashi daga kafofin sabuntawa.
Bankia da Caixabank
Abin baƙin cikin shine babu mata masu Sifen da yawa, biyu kawai. Isaya ita ce Bankia, wacce ta ba da kwangilarta ga kamfanin ciniki na Nexus Energía. Bugu da kari, bankin yana da tsarin kama hotuna masu aiki da hasken rana a hedkwatarta da ke Valencia kuma wannan kwata zai aiwatar da irin wannan a cikin ginin a Majadahonda.
A cewar darektan kamfanin na kula da dabaru, Mista Francisco Javier Sánchez López; Tare da waɗannan sabbin kayan aikin, suna fatan yin tanadi "14.000 kWh / shekara, wanda yayi daidai da guje wa watsi da ton 5,6 na CO2." Biyayya ga shirin ya faru a wannan shekarar, amma, ya nuna manajan, "Bankia ya yi caca kan sayen koren makamashi tun daga 2013 ”.
CaixaBank, memba na RE100 tun shekarar da ta gabata, har yanzu bai kai 100% ba, kodayake yana da niyyar yin hakan a badi. A halin yanzu, 100% na makamashin da aka cinye a cikin manyan ayyukansa kuma kashi 99,01% na abin da aka cinye a cikin gine-ginen mahaɗan da kuma hanyar sadarwar ofis daga tushen sabuntawa ne.
Hakanan kamfanin yana tallafawa aikin a cikin Peru don daidaita fitar da hayaƙin carbon dioxide da aka samu daga aikin sa, yana yaƙi da shi Gandun daji na Amazon da fifita ci gaban manoman yankin. A cikin 2015 biya diyya tan 20.239 na CO2.
Girman damuwar muhalli, banda yardaHakanan yana da alaƙa da gaskiyar cewa gwamnatocin jama'a suna girmama shi a cikin takardun lambar yabo, ya bayyana shugaban sashin daukar hoto na APPA (Association of Renewable Energy Producers). “Kusan kowa ya ɗauka cewa nan gaba abin sabuntawa ne. Akwai kamfanonin da basu damu sosai ba, amma kuma mun samar da tanadi".
Masana da yawa sun nuna cewa a Spain Mafi yawan dabaru a Amurka, kamar wurin shakatawa na Iberdrola na Apple: "saboda kasuwannin makomar makamashi ba su da tsabar kuɗi na dogon lokaci kuma babu wanda ya isa ya yi kwangila har fiye da shekaru biyu a gaba."
Manyan SHUGABA
Mafi girman kamfanin siye, Google, yana saka jari a cikin hasken rana da iska a shekaru goma kuma yana da niyyar cimma burinta na 100% na sabuntawa a wannan shekara (a 2014 ya kasance a 37%). A 2015 ta sayi awanni 5,7.
Ikea da kuma inshorar Switzerland Sake kafa shirin RE100 a 2014; kuma sun jajirce don kaiwa 100% sabuntawa zuwa 2020. Membobin sun hada da kamfanoni daga dukkan bangarori, daga sadarwa da kere kere zuwa na sayarwa da na abinci.
Game da kamfanonin kera motoci: BMW ya sanya shekarar 2020 don kaiwa kashi biyu bisa uku na kudin da take kashewa kan makamashi daga kafofin sabuntawa. GM an bar ƙarin gefe: 2050, kodayake a wannan yanayin, don jimla.