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Por que devemos proteger os recifes de corais? | Cristiane Costa Sassi | TEDxJoaoPessoaSalon
TEDx Talks· 2025-12-11 16:36
Coral Reef Ecology and Importance - Coral reefs, though occupying less than 1% of the ocean floor, harbor the planet's greatest biodiversity and are vital for income and food for various populations [2] - Coral reefs are crucial for oxygen production, coastal protection, and supporting local economies through tourism and fishing [3] - Coral reefs are marine nurseries, inspiring peace and love, but are in distress and struggling to survive [3][4] Threats to Coral Reefs - Coral bleaching, caused by rising water temperatures due to global warming, leads to the expulsion of zooxanthellae, weakening and potentially killing corals [8][9] - Coral death leads to ecosystem collapse, reduced biodiversity, and decreased fish populations, impacting those dependent on the sea [9] - Unregulated tourism, including anchor damage and people stepping on corals, poses a significant threat to coral reefs [14] Conservation and Solutions - Advocate for responsible tourism that respects biodiversity, including guided tours and avoiding coral contact and fish feeding [16] - Demand management, oversight, and environmental education in reef areas [16] - Conservation of coral reefs is not just an environmental issue but a fight for life, economy, and future sustainability [18] - The speaker emphasizes the need to raise awareness and take action to protect coral reefs, as corals cannot speak for themselves [17][18]
A alimentação, o corpo, a alma e o ambiente | Irany Arteche | TEDxUnisinos Salon
TEDx Talks· 2025-12-10 17:20
Primeiro, eu quero agradecer o tempo de quem está me ouvindo. O nosso tempo é muito precioso, né. Então a gente tem que agradecer.O que significa punk. Plantas alimentícias não convencionais. Elas foram fonte de alimento, porém atualmente são desconhecidas, negligenciadas ou subutilizadas.Elas alimentaram o ser humano ao longo da sua existência. Muitas ocorrem espontaneamente na natureza. São os tais insos, as ervas daninhas, os matos, as plantas alternativas, as plantas incomuns e elas não necessitam de ag ...
Ciência e conhecimento tradicional a favor da biodiversidade | Emiliano Ramalho | TEDxAmazônia
TEDx Talks· 2025-09-26 15:38
Biodiversity & Conservation - 20% of the planet's biodiversity is in Brazil, most of which is in the Amazon, but 20% of the Amazon has already been lost [2] - Traditional conservation separated people from nature, but a new paradigm integrates people into conservation unit management for sustainable use of biodiversity [5] - Monitoring biodiversity is crucial, exemplified by the Pirarucu monitoring technology, which increased populations by over 400% in managed areas [6][9] - Combining scientific methods with traditional knowledge from indigenous communities is powerful for Amazon conservation [25] - Investment in ancestral knowledge and local Amazonian research is essential for solutions, as the solution for the Amazon lies within the Amazon [26] Technology & Monitoring - Current technologies effectively monitor the forest from above, but struggle to monitor what's inside the forest, including animals [10][12] - The Instituto Mamirauá developed technology using AI to monitor biodiversity in real-time, aiming for a system to monitor the entire Amazon [20] - The system integrates photo and audio capture, identifying species in real-time autonomously, forming the largest network of autonomous sensors in the Amazon [21] - This technology integrates with laser monitoring and satellite imagery, providing species presence data and models for prioritizing conservation areas, reducing information gathering time from months/years to hours [22] - The "Drop" technology allows remote deployment via drones, supporting territory surveillance by communities and indigenous peoples, generating alerts for invasions and species presence [23][24]