Cyclones of Arabian Sea and Bay of Bengal

by Rajshri Ravichandran One of the most dangerous weather phenomena are tropical cyclones. They are powerful rotating storms with maximum wind speeds reaching 119 kph and torrential rainfall that develop over warm tropical oceans. Furthermore, secondary phenomena like storm surges, flooding, landslides, and tornadoes cause far more harm to people and infrastructure than wind alone.Continue reading “Cyclones of Arabian Sea and Bay of Bengal”

What Vegetation can be Found Along the Coast of the Arabian Sea?

The Arabian Sea, often referred to as Sindhu Sagar, is bordered to the west by the Cape of Africa and also the Arabian Peninsula, to the north by Pakistan and Iran, to the east by India, and to the south by the remaining Indian Ocean. The Arabian Sea is bordered by Konkan Coast in central India and theContinue reading “What Vegetation can be Found Along the Coast of the Arabian Sea?”

How does underwater noise affect marine life?

From a scientific perspective, there is little difference between the terms sounds and noise – essentially being pressure waves created by a vibrating object. In common parlance, however, noise translates into something that is not pleasing to the ear and is hence subjective. The frequency (periodic motion of the vibrating object) and intensity (energy carriedContinue reading “How does underwater noise affect marine life?”

Under the Sea: The Immortal Jellyfish

Do you ever wish you could go back in time to when you were smaller and had absolutely no responsibilities? What would happen if you could hit the reset button every time adult life got a little too stressful? You could potentially live forever! While humans are yet to figure out how to achieve immortality,Continue reading “Under the Sea: The Immortal Jellyfish”

What does Dugongs’ extinction in China mean for its relatives in India? 

Dugongs, vegetarian marine mammals are now officially extinct in the Chinese waters. This piece explores the significance of its existence and extinction and what does this mean to the endangered species’ relatives in India’s Palk Strait? Dugongs, popularly known as ‘Sea Cows,’ are the only surviving species of aquatic herbivores that belong to the orderContinue reading What does Dugongs’ extinction in China mean for its relatives in India? 

Tidal Energy: A Boon or Bane?

As the demand for clean energy is increasing by the day, various entities are eyeing the renewables. Though wind and solar are already on the run, the race for tidal energy is yet to begin. Powered by the kinetic energy from the natural rise and fall of ocean currents and tides, tidal energy is aContinue reading “Tidal Energy: A Boon or Bane?”

Into the Depths of the Indian Ocean

The Indian ocean being the world’s third biggest ocean covering 7,05,60,000 sq km which is 19.5% of Earth’s water surface and 19.8% of the global ocean volume is the least understood ocean among the 5 oceans with complex geomorphology. The Indian ocean has subduction trenches, seamounts, ridges, plateaus, coral atolls, fracture zones and hydrothermal ventsContinue reading “Into the Depths of the Indian Ocean”

Kerguelen Plateau and Its Implications for Climate Change

The Kerguelen Plateau is located in the Indian Ocean, and is the longest continually erupting supervolcano. From 90 to 120 million years ago, basaltic lava eruptions from fissures on the seabed led to the formation of a volcanic plateau that eventually rose above the sea level. The presence of soil layers and charcoal from previousContinue reading “Kerguelen Plateau and Its Implications for Climate Change”

The End of Fish?

They are one of the original species that inhabited the earth. They are the main source of protein for 3 billion people. They affect the livelihoods for 600 million people. They play an important role in nutrient cycles that sustain aquatic ecosystems. They are an obstacle against climate change by partaking in carbon sequestration. TheyContinue reading “The End of Fish?”

Sustainability of Seafood

Seafood is a common source of protein and ensures food security in many coastal regions across the world. The seafood industry also has economic importance- serving consumers and exporting delicacies and popular varieties of fish, crab, shellfish, etc. However, overfishing and certain aquaculture practices have raised environmental concerns. Is seafood sustainable?  Does the seafood industryContinue reading Sustainability of Seafood