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Cosa sogni di diventare mattone? | Gerardo Semprebon | TEDxVerona
TEDx Talks· 2025-12-18 17:48
No, no, no, adesso no, no, fermati qua, eh. Adesso tu non ti muovi, che quando ti muovi rischi di combinare disastri, mentre quando stai fermo sai anche essere fantastico. Che cosa vorresti essere tu, mattone? E il mattone rispose: "Vorrei essere un arco. Eh, senti, gli archi sono costosi. Potrei usare un architrave di cemento su di te.Che ne pensi. Vorrei essere un arco. 1971, Università della Pennsylvania.Louis Kan, l'architetto che vede alle mie spalle, tiene questo dialogo allucinante tra se stesso e un ...
Giustizia climatica: Taranto e Pacifico nella sfida ambientale globale | Renato Nitti | TEDxVerona
TEDx Talks· 2025-12-18 17:45
zona di sacrificio dei diritti dell'uomo e per questo macchia sulla coscienza collettiva dell'umanità. Chi può aver espresso un giudizio così drammatico. Se si trattasse di un giudizio avventato, di una rivista scandalistica, sarebbe tutto sommato trascurabile.Ma se fosse firmato da una istituzione nazionale si tratterebbe di una conclusione importante. Se addirittura provenisse da una istituzione internazionale un osservatorio di quelli che hanno un orizzonte di osservazione il più ampio possibile, il suo ...
Il presente è uno stato d’animo | Antonio Limone | TEDxPollica
TEDx Talks· 2025-10-23 15:17
Food Industry Trends & Challenges - The food industry faces significant changes due to climate change, impacting biodiversity and requiring attention to pedoclimatic conditions and solar radiation [3] - The global food market is driven by high demand, with "food" being the most clicked word on social media, linking food to health and philosophy [4] - Ultra-processed foods pose a threat, urging a shift towards traceable and consciously sourced food to avoid harmful substances [8] - Current food systems involve ingredients crossing oceans, raising concerns about aflatoxins in grains and the use of antibiotics in aquaculture for products like shrimp [10] Health & Nutrition - Nutritional, functional foods containing omega-3 and omega-6 fatty acids can positively alter the gut microbiota, promoting well-being [6] - Prioritizing high-quality food is more effective than pharmaceuticals in safeguarding health, emphasizing the importance of preventative healthcare through proper nutrition [7][9] - The industry should focus on a "One Health" approach, correlating environment, food, and health for overall well-being [6] Sustainability & Local Production - The current rate of resource consumption is unsustainable, requiring immediate action to protect water resources and combat desertification [15][17] - Small, local food producers are often overlooked by European Union regulations, which favor large-scale distribution [18] - Supporting local production in internal areas could revitalize economies, but industrialization efforts have failed, leading to the loss of young, educated individuals [19][20][21] Technology & Future - Artificial intelligence (AI) will likely play a role in addressing challenges, but it must be tailored to support local food production [17] - The industry must be cautious of AI-driven food pairing that could limit consumer choice and awareness [25] - Digitalization and telemedicine should be utilized to improve healthcare, but readiness for this shift is uncertain [23][24]
Salvare il ghiaccio artico e rallentare il riscaldamento globale | Andrea Ceccolini | TEDxCortina
TEDx Talks· 2025-09-17 15:51
Arctic Ice Loss & Climate Change - Arctic ice reflects solar radiation, helping to keep the planet cool, but it's rapidly disappearing, with nearly half of its surface area and 75% of its volume lost since the 1980s [1] - The Arctic is warming four times faster than the rest of the planet, accelerating the melting of Greenland's glaciers and permafrost, potentially releasing significant amounts of methane, a potent greenhouse gas [1] - Melting Arctic ice could raise global sea levels by up to 7 meters and negate efforts to combat climate change [1] Indigenous Communities & Arctic Ecosystem - Indigenous communities, like the Inuit, rely on sea ice for hunting, travel, and cultural survival, viewing it as essential to their way of life [1] - Sea ice is the base of the Arctic food chain, supporting algae, plankton, fish, and marine mammals like polar bears, seals, and walruses; its loss would devastate the Arctic ecosystem [1] - Collaboration with indigenous communities is crucial, as they are the experts on ice and the legitimate owners of these lands [1] Proposed Solution & Challenges - The proposed solution involves using underwater drones to pump seawater onto the ice to thicken it, helping it last longer and reflect more solar radiation [1][2] - Challenges include operating in a hostile environment with temperatures as low as -50 degrees Celsius, strong winds, and rapidly freezing water, requiring autonomous solutions [1] - The goal is to scale the solution to cover 1 million square kilometers to have a significant impact on the climate [1] Urgency & Rationale - Addressing the Arctic ice loss is urgent because what happens in the Arctic impacts the entire planet [2][3] - Saving the Arctic can buy time to address climate change, preserve indigenous cultures, and protect a rich ecosystem [3][4] - Despite international agreements to reduce emissions, they have doubled in the past 30 years, highlighting the need for immediate action [3]
La forza delle azioni per città più sostenibili | Luca Jaspreet Singh | TEDxHensemberger Youth
TEDx Talks· 2025-06-25 15:45
Environmental Impact & Climate Change - Global average temperature has increased by approximately 1°C since the pre-industrial era, and could exceed the critical limit of 15°C by 2050 if no action is taken [2] - In 2021, Siracusa, Sicily recorded Europe's highest temperature at 488°C [3][4] - Olive oil production in Puglia, Calabria, and Tuscany has decreased by 30% due to prolonged droughts [5] - A rainfall in Monza equaled 14 times the monthly average for May [6] - Cities, occupying 3% of the Earth's surface, generate over 70% of soil degradation [8] Sustainable Solutions & Initiatives - The United Nations' Agenda 2030 defines a sustainable city as inclusive, safe, and resilient [11] - Singapore is integrating vegetation and vertical parks into its buildings to reduce urban heat and purify air [13] - Copenhagen aims to become carbon neutral by 2025 through wind energy, cycling infrastructure, and an efficient transport system [14] Global Perspective & Challenges - The world population has recently exceeded 8 billion, with half residing in urban areas, leading to increased waste, energy consumption, and water scarcity [9] - New Delhi, India, is one of the most polluted cities globally, highlighting the varying priorities in addressing climate change worldwide [15][16] - The report emphasizes that individual actions, such as reducing energy consumption and promoting environmental awareness, are crucial for creating a sustainable future [19][21]
L'eredità è nel mare | Sara Biancardi | TEDxPisogne
TEDx Talks· 2025-06-18 16:30
Marine Environment & Biodiversity - The marine environment, often perceived as infinitely available, faces challenges regarding its sustainability [1] - The Mediterranean Sea boasts over 17,000 species of animals and plants, highlighting its rich biodiversity [10] - Posidonia oceanica, an endemic plant in the Mediterranean, acts as an ally against climate change by absorbing CO2 [11] - Alien species, such as the blue crab (Callinectes sapidus), pose a threat to native ecosystems, but can also be viewed as a consumable resource [7][8] Pollution & Overexploitation - Oceans receive tons of plastic waste annually, which degrades into micro and nanoplastics, entering the food chain [12][13] - Ghost nets continue to trap marine life, including turtles, whales, dolphins, and corals [13][14] - Over one-third of global fish stocks are overexploited, indicating unsustainable fishing practices [14] - Phytoplankton blooms, caused by nutrient runoff, can lead to dead zones where most organisms cannot survive [15] - Ocean acidification is causing coral bleaching, further damaging marine ecosystems [16] Conservation & Sustainable Practices - Marine Protected Areas (AMPs), such as the one in Ustica established in 1986, demonstrate the positive impact of marine conservation efforts [17][18] - Ecological restoration projects, including the reforestation of Posidonia oceanica, are underway to restore damaged marine habitats [18] - Small-scale artisanal fishing is considered more sustainable than intensive fishing practices [19][20] - Consumers can promote sustainable fishing by reading labels to understand the species, origin (wild-caught or farmed), and fishing gear used [20] - Citizen science initiatives, such as beach cleanups and monitoring programs, encourage public participation in ocean conservation [21]