Core Viewpoint - The outdoor brand Arc'teryx collaborated with artist Cai Guoqiang to hold a fireworks event in the Himalayas, which has sparked significant environmental controversy, leading to the removal of promotional content from their platforms [1][10]. Group 1: Event Details - The fireworks display, named "Ascension Dragon," took place at an altitude of approximately 5,500 meters in the Jiangzi region of Tibet, featuring 145 fan-shaped colored smoke devices that created a 3,000-meter-long rainbow [4]. - The event attracted a large audience and was described as a significant artistic endeavor [4]. Group 2: Environmental Concerns - Despite claims that the materials used were environmentally friendly and biodegradable, experts have raised concerns about the potential negative impact of large-scale fireworks on the fragile high-altitude ecosystem [7]. - Environmental professionals highlighted that the complex and delicate high-altitude ecosystem could be disrupted by explosions, which could harm fungi and moss that are essential for soil health [7]. - Critics argue that conducting such an explosive event in an ecologically sensitive area like the Himalayas contradicts the brand's environmental ethos [7]. Group 3: Regulatory Issues - The event took place in Jiangzi County, which is classified as a key ecological area where the use of fireworks is prohibited under the Fireworks Safety Management Regulations [9]. - The development plan for the Shigatse region emphasizes the importance of strengthening ecological protection in the Himalayas [9]. Group 4: Brand Reputation - Arc'teryx has previously positioned itself as a brand committed to environmental protection and nature appreciation, making this event particularly controversial given its past initiatives [10].