Tag: nutrient

Nitrogen & Phosphorus Cycles: Always Recycle! Part 2 – Crash Course Ecology #9

Nitrogen & Phosphorus Cycles: Always Recycle! Part 2 – Crash Course Ecology #9

By Micah Moen 100 Comments August 15, 2019

There’s nothing quite so terrible as needing something that’s sitting right in front of you but not being able to get it. Like say you’re on a lifeboat in the ocean and you’re super thirsty, and there’s 300,000,000 cubic miles of water sitting right in front of you, but you can’t drink any of it. […]

Eutrophication Explained

Eutrophication Explained

By Micah Moen 52 Comments August 13, 2019

[birds chirping, water flowing] [music] Plants require several things to grow. Most of us know that they need things like water, sunlight, and CO2, but plants also need a variety of nutrients as well: things like nitrogen and phosphorus. Usually, plants will get all the required nutrients from the soil through their roots. But, when […]

This Amazing Plant Ecosystem Actually Thrives on Fire (4K)

This Amazing Plant Ecosystem Actually Thrives on Fire (4K)

By Micah Moen 9 Comments August 12, 2019

[MUSIC PLAYING] NARRATOR: Animals not able to escape are consumed by the flames. But fire has always been a natural part of this landscape. And it plays a pivotal role in the fynbos ecosystem. In only a matter of days, new growth starts to appear. Protea bushes in particular are fire-adapted. Some protect themselves with […]

Fungi: Death Becomes Them – CrashCourse Biology #39

Fungi: Death Becomes Them – CrashCourse Biology #39

By Micah Moen 100 Comments August 5, 2019

Hello and welcome to the wonderful world of fungi (fuhn-gahy), or fungi (fuhn-jahy). Both are acceptable pronunciations. But I say fungi because it’s fungus. Not fun-jus. Though fun-jus is also fun to say. Fungi are a little bit like plants, and more like animals than you might think. They diverged from protists about a billion […]

Ecology, Water & Soil Chemistry This Vital Earth Encyclopaedia Britannica Films

Ecology, Water & Soil Chemistry This Vital Earth Encyclopaedia Britannica Films

By Micah Moen 0 Comment June 24, 2019

this is the topsoil on which our life depend it is the end result to the first three links in the chain of life nature's raw material the sun's energy the chlorophyll in the plants although plants and animals are supported by topsoil they also depend upon each other furthermore their well-being depends upon the […]

Pollution: Crash Course Ecology #11
Nitrogen & Phosphorus Cycles: Always Recycle! Part 2 - Crash Course Ecology #9

Nitrogen & Phosphorus Cycles: Always Recycle! Part 2 – Crash Course Ecology #9

By Micah Moen 28 Comments May 16, 2019

لا يوجد ما هو أسوأ من الحاجة إلى شيءموجود أمامكم لكنكم لا تستطيعون الحصول عليه. فمثلاً، افترضوا أنكم على متن قارب نجاةفي المحيط وأنتم عطشانون جدًا، وهناك 1250 مليون كم مكعبمن الماء أمامكم، لكن لا يمكنكم شربه. أو الجلوس بجانب ميغان كايليوميًا في حصة الرياضيات، لكنكم تعلمون أنها فوق مستواكم بكثير. تجد العديد من الكائنات […]