Ngā Hanganga me ngā Kaupapa Tauine Nui
Kei te akiakihia e ngā kaupapa nui te tono nui mō ngā hua maitai hanganga (hei tauira, ngā kurupae-H, ngā kurupae-I, ngā pereti maitai, ngā rebar), tae atu ki:
Te whanaketanga o te maina me te rerewē (hei tauira, te kaupapa Simandou i Guinea)
Te whanaketanga tere o ngā hanganga tūmatanui i Āwherika ki te Tonga
Ngā rohe ahumahi me ngā kaupapa tāone i Ihipa me Moroko
Te Whakatipu o te Tāone me te Hanganga
Ko te haere tonu o te noho tāone i Āwherika kei te arahi i te hiahia nui mō:
Rīpene Rino
Ngā Kōtaha Rino Hanganga
Ngā Hanganga Rino i Hangaia i mua
Te Whakawhanaketanga Pūngao Whakahou
Ko ngā haumitanga ki te pūngao rā me te whatunga hiko te mea e akiaki ana i te hiahia mō:
Ngā Purlin C/Z (Te maitai o te awa C/Z)
Ngā Pou Tuku
Ngā Hanganga Tautoko Rino mō ngā Pūnaha Photovoltaic