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Humus - the basis of life | Franz Rösl | TEDxOTHRegensburg
TEDx Talks· 2025-09-22 16:39
Soil Health and Human Health - The quality of the soil directly reflects human health, as humans are a reflection of the earth that provides food [2] - Plants transform the earth into a form that humans can incorporate into their bodies, highlighting the importance of plant-soil interaction [1][2] - Soil is a living organism with the ability to regulate and heal itself, functioning like an organism through symbiotic processes [5] - Symbiosis between plants and microorganisms is crucial for nutrient supply and protection from predators [6][7] - Healthy soil can absorb up to 100 liters of water per square meter, preventing flooding and soil erosion [13] Impact of Agricultural Practices - Pesticide use destroys symbiosis between plants and other organisms, causing permanent damage to soil life and affecting plant health [8] - Force-feeding plants with liquid manure or synthetic fertilizers disrupts symbiosis, leading to sick plants and potentially sick people [10] - Soil compaction from heavy machinery hinders plant root growth, making them less resistant to stress and reducing yield [16][17] Soil Management and Sustainability - Humus is a result of symbiotic processes and is a very important part of the soil; conditions should be created to promote its buildup [7][8] - Loss of humus through erosion leads to higher loss of soil fertility, with 1 cm of humus soil taking 100 years to form [14] - Maintaining biodiversity in fields makes the use of pesticides unnecessary, promoting plant health and disease resistance [11][12] - Healthy soil promotes the quality of drinking water and groundwater recharge through active microorganisms that purify water [15][16] Interconnectedness of Life - Everything is connected in symbiosis, emphasizing that health is based on a symbiotic environment and peace [18][19]
From Rain Dreams to Climate Reality | Sameer Majali | TEDxBirla Intl School Youth
TEDx Talks· 2025-09-15 16:33
Environmental Concerns & Awareness - Deforestation and water scarcity are critical issues, exemplified by the 2015 monsoon failure and 2016 Burggawi water scarcity [1] - The speaker's team has planted approximately 60,000 trees over 489 Sundays, highlighting consistent effort despite potential setbacks [3] - The speaker emphasizes the importance of *how* and *where* to plant trees, not just the quantity, to ensure effective reforestation [4][5] - Environmental degradation is causing chaos, with events in Uttarakhand, Kashmir, and Konkan serving as examples [5] - The speaker warns against prioritizing economic development over environmental preservation, citing the potential destruction of biodiversity hotspots like the vaccine depot in Bagawi [9][10] - COVID-19 is presented as a warning from nature that was largely ignored [11] Community Engagement & Action - The initiative began with a simple belief in the power of trees to increase rainfall [1][2] - The team's dedication is demonstrated by their consistent work every Sunday for the past 489 Sundays [3] - The organization shifted focus to building awareness through talks and eco clubs in schools, aiming to change the popular narrative [14][15] Quality of Life & Future Generations - The speaker questions the definition of progress and development, emphasizing the importance of a good, healthy, and happy life [13] - Deteriorating air quality (Belgaum AQI reaching 125), water scarcity, and increased stress levels are impacting quality of life [13][14]
Why Should Young Indians Tell Environmental Stories? | Gopikrishna Warrier | TEDxRVCE
TEDx Talks· 2025-09-15 16:22
Have you ever heard of a forest being compared to broiler chicken? I have. I'll tell you the story. It happened in 2013. My wife, my son and I, we were in Paramikulum Tiger Reserve in Paramikum town. I wanted a cup of tea and this elderly tea seller called me into his shop and he asked me when I went in he asked me what I do for a living. I said I write on the environment at that time. He pointed Yeah. He pointed to the he pointed to the forest in front of the front of him and said in malalam I'm sure a lot ...
X @Forbes
Forbes· 2025-09-03 17:57
Biodiversity & Environment - Floating forests can provide shade and boost biodiversity [1] Resource Links - Resource link provided for further information [1]
What About the Overlooked? Fighting Bias in Biodiversity | Rehan ul Haq | TEDxGCULahore
TEDx Talks· 2025-09-02 15:30
I'll start this by asking a question. Anyone in the audience who can recognize all four of these species. Anyone.Alligator. >> But it's okay. It's okay.Even if you cannot, it is not a celebrity. But let's try this one. >> Exactly.This is the global ambassador of Violet Con. We have seen it everywhere. Pictures, posters, logos, cartoons.But here is the twist. The first group they are some of the most threatened by the species present in Pakistan. The great Indian buster critically endangered less than 250 le ...
A lesson in resilience from ants | Alan Andersen | TEDxCharles Darwin University
TEDx Talks· 2025-08-26 16:50
Biodiversity and Evolutionary History - Ant communities' characteristics are shaped by their evolutionary past, similar to human cultures [1] - Ants constitute one-fourth of the total weight of all land creatures, surpassing the combined weight of wild birds and mammals [2] - Australian tropical savannas boast the highest ant diversity, exceeding even the Amazon rainforest when considering undescribed species [6][7] - The ant fauna of Australian savannas is primarily derived from arid environments, contrasting with Brazilian savannas, which are forest-derived [8][9] Functional Differences and Adaptations - Australian savannas exhibit a high abundance and diversity of harvester ants (seed-eating ants), while Brazilian savannas have only one species due to their rainforest association [11][12] - Australian savannas possess a diverse genus of highly thermophilic ants ( *Maleopherus* ), capable of foraging at temperatures up to 50°C, whereas Brazilian savannas lack similarly adapted species [13][14] Climate Resilience and Implications - Australian savanna ant diversity remains stable across a rainfall gradient from 1,500 mm to 500 mm per year, unlike the rainfall-sensitive forest-derived ant fauna of Brazilian savannas [15][16] - Projected declines in rainfall due to climate change are unlikely to significantly impact Australian savanna ants but could negatively affect ant diversity in Brazilian savannas [17] Lessons for Humanity - The resilience of Australian savanna ants offers a lesson for humanity in building a resilient future in the face of climate change [18][20] - Preparing for climate change involves adapting to increasingly arid conditions, rising sea levels, and increased risks of floods and fires [19][20]
Venom isn't a threat, it's information | Polianna Albuquerque | TEDxCharles Darwin University
TEDx Talks· 2025-08-25 16:38
Pharmaceutical & Medical Advancements - Nature holds immense potential for drug discovery, with venomous animals offering a wealth of chemical compounds for treating diseases [4][5][9] - Captopril, derived from the venom of the Jararaca snake, is a widely prescribed drug for hypertension and cardiovascular disease [5][6] - Semaglutide (Ozempic), originating from Gila monster venom, has revolutionized the treatment of type 2 diabetes, obesity, and renal diseases [6] - Cytarabine, developed from Caribbean sea sponge, is recognized by the World Health Organization as an essential medicine for treating certain types of leukemia and lymphoma [7] - Ziconotide, a non-opioid painkiller derived from cone snail venom, offers a new direction in pain management amidst the opioid crisis [8] Biodiversity & Conservation - The health of humans, animals, and the planet are interconnected, emphasizing the importance of ecosystem preservation for discovering new medicines and cures [11] - Traditional knowledge of indigenous communities regarding the medicinal properties of plants and animals is valuable and should be validated [9][10] - Venomous animals, often feared and exterminated, are potential partners in healing and should be studied for their medicinal properties [4][8][9] Future Research & Development - Further research into venomous animals and their venoms is crucial for unlocking new medical breakthroughs [9][14] - Funding research and protecting species are essential for sustaining the delicate web of life and ensuring future medical advancements [14] - Exploring the mysteries hidden in the chemistry of venomous animals could lead to new insights into human biology and potential treatments [12]
Drones: The bridge between tradition and tech | Hamish Campbell | TEDxCharles Darwin University
TEDx Talks· 2025-08-25 16:37
Environmental Crisis & Indigenous Knowledge - The world is facing a sixth major extinction event, necessitating preservation of wilderness and biodiversity [1] - Indigenous people, comprising less than 5% of the global population, manage over 40% of the world's untamed landscapes, spanning millions of square kilometers [2][3] - Integrating cultural knowledge and ecological wisdom from indigenous communities with emerging technologies can help solve conservation crises [26] Challenges & Solutions for Technology Adoption - Commercial off-the-shelf drones have a short lifespan (approximately 3 weeks) in remote indigenous communities due to their complexity and vulnerability to harsh environments [8][9] - Compliance requirements and training needs pose barriers to drone adoption by indigenous communities [9][10] - Processing and managing the thousands of drone imagery requires high-performance computing, which is often unavailable in remote areas [11][12] - Charles Darwin University is addressing these challenges by redesigning drones (e g, the Bimmeran), providing indigenously focused training, and utilizing AI and satellite technology (e g, Starlink) for data processing [12][13][16] Drone Technology Application & Impact - Drones provide an affordable aerial view for strategizing, coordinating, and assessing environmental management actions [5] - Drones are used in agriculture, park management, and conservation, but adoption in indigenous communities is limited [6][7] - In Groot Island, drones are used to map marine plastic debris, enabling rangers to strategize removal efforts and improve marine environment, covering over a thousand kilometers of coastline with only 12 rangers [17][20][22] - The drone program helps Australia meet its global biodiversity targets and is expanding to address various land management issues with multiple indigenous groups [23]
Building the Lunar Ark | Jekan Thanga | TEDxUofA
TEDx Talks· 2025-08-11 16:00
Biodiversity Crisis & Interdependence - The world's wildlife has been reduced by nearly 73% in the last 50 years, highlighting an emerging catastrophe [8] - Honeybees pollinate nearly 80% of the world's flowering plants and major crops, crucial for modern civilization, but their population is being decimated [4] - Plants and animals are intertwined with humans, bringing important bio-knowledge, critical for health and well-being, and companionship [3][4][7][24] Conservation Efforts & Solutions - Resuscitating the Judean date palm from 2,000-year-old seeds demonstrates the potential for mitigating catastrophes with resources and will [9][10][11] - The Svalbard Global Seed Vault safeguards seeds needed for humanity's food supply, but rising sea levels pose a threat [13][14] - Cryogenics allows freezing and storing individual cells of plants and animals for eternity, with states like California actively freezing endangered cells [15][16] Lunar Ark Concept - The lunar ark, a facility built in lunar lava tubes, could store 90% of Earth's biodiversity cryogenically [19] - Lunar lava tubes offer ready-made shelters against radiation, extreme temperatures, and micrometeorites [18] - The lunar ark would be powered by nuclear fission reactors and operated by robots, functioning like a robotic library [19][20] - Resuscitated species from the lunar ark could be grown to maturity in orbiting terrariums and eventually returned to Earth [22]
Why biodiversity should matter to everyone | Alen Amirkhanian | TEDxYerevanSalon
TEDx Talks· 2025-08-08 14:50
Biodiversity Overview - Biodiversity is on the fringes of modern society, mainstreaming it is essential for human survival, health, and ethical considerations [4] - The planet consists of living and non-living things, with non-living things being more abundant [7][8] - Life on Earth began approximately 4 billion years ago, evolving into diverse forms [9] - Living organisms are interdependent and connected to non-living elements [10][11] - Plants constitute 80% of the Earth's biomass, followed by bacteria and fungi [16] Species and Extinction - There are an estimated 8 to 10 million species on the planet, but less than 20% are known [17][18] - The planet is experiencing its sixth mass extinction, primarily caused by humans [19] - IUCN has assessed 170,000 species and identified 47,000 (approximately 6%) as threatened with extinction [20] - Extinction rates are increasing, with projections of 1,000 species per million per year by the end of the century [21] Causes of Biodiversity Loss - Habitat destruction and fragmentation, mainly due to food production and dietary choices, are major causes [22] - Invasive species introduced by humans disrupt ecosystems [23] - Chemical use, including pesticides and veterinary medicine, contributes to species decline [24] - Overexploitation, over hunting, over fishing, and poaching further threaten biodiversity [24][25] Conservation Efforts - Scientists are cataloging and identifying species, and IUCN has developed a system to assess extinction risk [26] - International agreements like CITES regulate trade in endangered species, and the Convention on Biological Diversity (CBD) promotes national biodiversity strategies [26] - The CBD aims to protect 30% of seas and lands [28] Regional Biodiversity - Armenia is located within two biodiversity hotspots, the Iran-Anatolian and Caucasus hotspots [29] - Armenia has 27,000 species of plants, animals, and fungi, with 640 being endemic [29]