# Metropolitan Purification Large-scale air filtration seeks to solve urban pollution. By [Michael Hemsworth](https://www.trendhunter.com/Michael.Hemsworth), Contributing Researcher | Published May 5, 2014 | Category: [Eco](https://www.trendhunter.com/pro/category/environmental-trends) Source: Trend Hunter, https://www.trendhunter.com/protrends/aeration-exhibition ## Key Figures - Trend score: 3.3/10 - Evidence articles: 4 ## What is the Metropolitan Purification trend? **Metropolitan Purification:** The instance of urban pollution is rising on a global scale, which has driven up the concern for consumers that are making the push back into metropolitan hubs. Larger-than-life exhibitions focused on air purification are transitioning the concern for air quality from a niche matter to a topic of concern for those of all income brackets and not just those of the upper echelon. ## At a Glance - Evidence: 4 featured examples - Articles from: Aug 1, 2015 to Jun 29, 2016 - Published: May 5, 2014 - Patterns: [Divergence](https://www.trendhunter.com/pattern/divergence), [Redirection](https://www.trendhunter.com/pattern/redirection) - Megatrends: [Naturality](https://www.trendhunter.com/megatrend/naturality), [Catalyzation](https://www.trendhunter.com/megatrend/catalyzation) ## Audience - Gender: 50% men, 50% women - Primary generations: Millennial, Gen X - Top markets: North America, Europe ## Themes within the Metropolitan Purification trend ### Urban Air Filtration The demand for healthier air in urban areas is rising, leading to the development of large-scale air purification installations. ### Natural Air Cleaning Researchers are leveraging natural processes to address air pollution, potentially offering a cost-effective solution to improving air quality. ### Integrated Air Purification Innovative designers are integrating air filtration technology into various products, from street lamps to vehicles. ## What the Metropolitan Purification trend means for industry ### For Environmental Science Environmental researchers and consultants can leverage these trends to provide innovative air quality solutions for urban areas. ### For Architecture The integration of air purification technology in large-scale structures like buildings and bridges can transform urban areas into healthier, more livable environments. ### For Automotive Car manufacturers can explore the development of vehicles equipped with built-in air purifiers to reduce their carbon footprint and appeal to environmentally conscious consumers. ## Trend signals for Metropolitan Purification Trend score 3.3 out of 10, from popularity 48%, activity 44%, freshness 8%. - Popularity: 48% - Activity: 44% - Freshness: 8% ## Examples of the Metropolitan Purification trend 4 featured examples from Aug 1, 2015 to Jun 29, 2016. - [Air Purifying Street Lamps](https://www.trendhunter.com/trends/air-purification-system): The Eco Mushroom Air Purification System Illuminates While Cleaning (Category: Eco) Implication: Companies in the environmental technology industry can develop and market advanced air purification systems. - [Purifying Concept Cars](https://www.trendhunter.com/trends/air-pollution): The QClear Vehicle Cleans and Reduces Urban Air Pollution While it Drives (Category: Autos) Implication: Opportunities for car manufacturers and technology companies to innovate and develop vehicles with built-in air purification systems. - [Air-Purifying Towers](https://www.trendhunter.com/trends/smog-free): The Smog Free Tower Purifies Air and Releases It Back Into the Environment (Category: Eco) Implication: Architects and builders are exploring new ways to create structures that clean and purify the air around them, providing a unique selling point for eco-friendly developments. - [Natural Air Cleaning Systems](https://www.trendhunter.com/trends/airlabs): 'Airlabs' is Harnessing Natural Processes to Clean the Atmosphere (Category: Eco) Implication: Companies in the indoor air quality industry can explore the Gas Phase Advanced Oxidation method as a sustainable and natural alternative to existing air cleaning technologies. ## Recent trend clusters - [Assisted Choices](https://www.trendhunter.com/protrends/weight-loss-medication-support) (Lifestyle) - [Storyline Sips](https://www.trendhunter.com/protrends/themed-drink-menus) (Lifestyle) - [Bedtime Cocoon](https://www.trendhunter.com/protrends/sleep-sensory-blocking) (Lifestyle) - [Source Signatures](https://www.trendhunter.com/protrends/oak-finish-whiskey) (Lifestyle) ## Trending in Eco - [Jewel-Toned Fall Apparel](https://www.trendhunter.com/trends/quince-silk) - [Compostable Coffee Pucks](https://www.trendhunter.com/trends/compostable-coffee-pucks) - [Intelligent Private Grids](https://www.trendhunter.com/trends/ara-core-powers) - [Compact Electric Family MPVs](https://www.trendhunter.com/trends/compact-electric-family-mpvs) All articles: [Eco](https://www.trendhunter.com/eco)