Hong Kong based environmental and conservation organization focused primarily on butterfly, river and tree conservation as well as climate change. Green Power also organizes many waste reduction themed events and community education activities throughout the year. They also have representatives on governmental environmental advisory organizations.
建基於香港的環境及保育機構，集中於蝴蝶、河流和樹木保育，並關注氣候轉變。舉辦多個以減少浪費為主題的活動和社區教育活動，並有代表成員參與政府環保顧問組織。
Non-profit dedicated to raising environmental awareness; focused on saving sharks, reducing light pollution and improving low income housing situation.
致力提高環保意識的非牟利機構，特別關注拯救鯊魚、減低光污染和改善低收入家庭的住屋環境。
Conservation non-profit that is organized by the Hong Kong University Students Union.
由香港大學學生會成立的保育非牟利組織。
The Heroes2 organization focuses on addressing deforestation through tree planting and buy-a-tree programs across the world with an Asia and mainland China focus.
關注砍伐樹林間題的機構，致力在亞洲和中國內地宣揚植樹和購買樹木計劃。
Charity dedicated to marine life conservation with a focus on overfishing and shark fin trading.
致力於保育海洋生物的慈善團體，特別關注過度捕魚和魚翅買賣的問題。
Non-profit dedicated to promoting safe and sustainable development on all of Hong Kong's islands with a focus on Lantau.
Living Lamma is an NGO dedicated to waste and conservation issues on Lamma Island. The organization puts together beach cleanup events, lobbies the government regarding destructive property development plans and works to try and rally support and funding for pro-ecology campaigns.
Ocean Recovery Alliance is an NGO focused on finding ways to clean what is already in the ocean and inspiring ways to prevent its ecosystem impact on land.
非牟利機構，旨於尋找清理海洋中污染物的方法，並致力防止海洋污染所造成的破壞蔓延至陸地。