BEWARE OF FAKE INSTITUTES WITH SIMILAR NAMES. blank    blank
banner

SOUTHERN OCEAN AND CLIMATE CHANGE



  Apr 12, 2024

SOUTHERN OCEAN AND CLIMATE CHANGE



Overview:
The Southern Ocean, encircling Antarctica, is instrumental in Earth’s climate system. Acting as a significant carbon sink, it absorbs a large portion of carbon dioxide emitted by human activities, helping mitigate the effects of climate change. This ocean also plays a crucial role in the global thermohaline circulation, a conveyor belt of ocean currents that regulates temperature and weather patterns worldwide.

Location:
The Southern Ocean is located surrounding Antarctica, extending from the coast of Antarctica to 60 degrees South latitude, marking its boundary with the Atlantic, Pacific, and Indian Oceans. Recognized by the International Hydrographic Organization, it is unique for being defined by latitude rather than landmasses, making it the fourth-largest ocean.

FAQs:

1. The Role of the Southern Ocean in Global Climate:The Southern Ocean is pivotal in regulating Earth’s climate. It absorbs significant amounts of carbon dioxide, mitigating the greenhouse effect. Its currents also distribute heat globally, affecting weather and climate.

2. Climate Change Impacts on the Southern Ocean:Climate change has various impacts on the Southern Ocean, including rising water temperatures, melting Antarctic ice, and altering currents and weather patterns. These changes can disrupt marine ecosystems and the broader global climate.

3. Importance of Carbon Sequestration:Absorbing about 40% of the world’s oceanic carbon dioxide, the Southern Ocean’s role in carbon sequestration is vital for reducing atmospheric CO2 levels, thereby slowing climate change.

4. Effects of Antarctic Ice Melt on Sea Levels:Melting Antarctic ice contributes to rising sea levels, posing challenges such as coastal erosion and increased flooding for communities worldwide.

5. Protection Against Climate Change Effects:Reducing global greenhouse gas emissions, creating marine protected areas, and conducting research are crucial measures to protect the Southern Ocean from climate change.

6. Impact on Biodiversity:Climate change affects the Southern Ocean’s biodiversity by altering habitats and food sources, impacting species distribution and abundance.

7. International Efforts for Mitigation:Various international agreements and research initiatives focus on protecting the Southern Ocean and understanding its role in climate dynamics, including the Antarctic Treaty System and the IPCC’s efforts.


SRIRAM’s
 
 


Share:
 

Get a call back

Fill the below form to get free counselling for UPSC Civil Services exam preparation

 
UPSC DAILY CURRENT AFFAIRS

 
RBI FINANCIAL INCLUSION (FI) INDEX
 
Stagflation: Causes, Effects, and Economic Impact
 
Inflation Expectations in India:Simplifier
 
Opportunity Costs and Trade-offs:Simplifier
 
DIGITIZING INDIA’S HISTORICAL RECORDS: FAQs
 
GOVERNOR IMMUNITY Under Art.361
 
India's digital public infrastructure:Macroeconomic View
 
INVESTMENT-LED VS CONSUMPTION-LED GROWTH IN INDIA TODAY
 
Global IT outage:Blue Screen of Death
 
Natural rate of interest in an economy
 
CREDIT GROWTH OUTPACING DEPOSIT GROWTH IN BANKS
 
Enemy Property in India
 
Union Public Service Commission (UPSC):Indian Constitution
 
DEFLATION AND DISINFLATION :SIMPLIFIER
 
LORENZ CURVE AND GINI INDEX