Deep sea
Deep sea
Aleix Santacruz 1st of Batxillerat
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What Is the Deep Sea?
What Is the Deep Sea?
What is it? The deep sea is the deepest part of the ocean, below 200 meters, where sunlight cannot reach.
Where is it? It exists in all the world’s oceans, especially in ocean trenches like the Mariana Trench.
Why is it still uncharted? Because it is extremely inaccessible: very high pressure, total darkness, near-freezing temperatures, and a lack of affordable technology to explore it fully.
Why Do Humans Explore It?
Why Do Humans Explore It?
Curiosity: To discover new species and understand unknown ecosystems.
Science / knowledge: To study the geology of the ocean floor and the evolution of life.
Survival: To search for resources like rare minerals or medicinal compounds.
Progress / technology: To develop autonomous vehicles and sensors that can resist extreme conditions.
Journey, Challenges & Risks
Journey, Challenges & Risks
The journey: It is done using special submarines or unmanned vehicles (ROVs) that descend slowly for hours.
The environment: Total darkness, pressure 1000 times higher than at the surface, temperatures between 1–4 °C.
Risks: Technical failures, loss of communication, damage from pressure, unknown terrain, and unknown creatures.
The Future of Exploration
The Future of Exploration
By 2035, explorers will be mapping abyssal zones using autonomous underwater drones.
By 2050, humanity will have discovered thousands of new species and possible medical solutions in extremophile organisms.
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