Habitat loss
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Beyond the Lawn: Inviting Nature Home | Justin Grubb | TEDxStLouis
TEDx Talks· 2025-10-22 16:16
Environmental Impact & Biodiversity - Insects contribute approximately $577 billion annually to global agricultural products [2] - Insect productivity accounts for one out of every three bites of human food [2] - Over the past 50 years, 75% of insect populations have disappeared due to habitat loss and pesticides [3] - American lawns, covering an area the size of Nebraska, represent the most dominant habitat in the United States [4] Economic & Social Factors - Americans spend $100 billion annually on lawn maintenance [7] - Lawns are maintained to meet social expectations and standards [6][7] Conservation & Restoration - Replacing lawns with native habitats supports biodiversity [17][24] - Native plants have extensive root systems, making them more resilient than turf [20] - Choosing native plants that are well-suited to the local environment is crucial for supporting local wildlife [19] - Allowing native landscaping to grow naturally saves resources and promotes ecological balance [22][23]
Living with apex predators at your doorstep | Brandon Sideleau | TEDxCharles Darwin University
TEDx Talks· 2025-08-25 16:33
Okay. So, I'm going to start out with two stories as kind of a framing device so you kind of understand the situation. They're a little bit not graphic, but a little emotionally intense.So, a 13-year-old girl in Sri Lanka bathes at the same spot every morning in the river behind her house. She does this because her house does not have any plumbing. A large saltwater crocodile also basks on the opposite bank every morning.One morning when she's walking down to bathe, she notices the crocodile is not there. W ...
Tiger conservation-it's significance for sustainability of life | Dr. P S Harsha | TEDxNPSITPL Youth
TEDx Talks· 2025-08-05 16:07
[Music] Hello everyone. The picture that you see of mine is dated a couple of years back when I was commissioner of police of Mangalore city wherein I was uh commanding police forces of more than uh 3,000 men and women. I used to take decisions which would affect land order of millions of people.Every decision that I take affected huge number of people and every act of mine was spoken in the streets. But wait, this is today's me. Far from all the huzzle buzzle away from the so-called happening things of cit ...