Climate change: 14% coral reefs lost since 2010, says study 

What is the news?  As per a report, world lost its 14% coral reefs in last 10 years. The reason being ocean-acidification, warmer sea temperatures and local stressors such as overfishing, pollution, unsustainable tourism and poor coastal management.  The report by Global Coral Reef Monitoring Network (GCRMN) was drawn from a global dataset gathered by… Continue reading Climate change: 14% coral reefs lost since 2010, says study 

The world’s coral reefs have suffered terribly in 30 years, but are resilient: Study

What is the News? Global Coral Reef Monitoring Network along with the Australian government has released a report titled “Status of Coral Reefs of the World: 2020”. Purpose of the Report: To highlight the main trends and recommendations to inform decision-making and strengthen ambition for the protection of coral reef ecosystems. Key Highlights from the… Continue reading The world’s coral reefs have suffered terribly in 30 years, but are resilient: Study

Immune cells isolated in sea corals, anemones for the 1st time

Source: Down To Earth  About the news: A new study has identified for the first time that specialised immune cells (phagocytic cells) exist in certain varieties of sea corals and anemones. These cells help understand how the organisms protect themselves from viruses and bacteria in the marine ecosystem. Key findings of the study: The newly… Continue reading Immune cells isolated in sea corals, anemones for the 1st time

The temptation of a sunscreen to cool the planet

Source: Mint Relevance: Fighting climate change and its impacts. Synopsis: Analysis of Solar-Geo engineering as a possible solution against effects of global warming. An analysis. Context In the background of the latest IPCC report on climate change, expectations from 26th United Nation Climate Change Conference (UNFCCC) have increased. However, as the effects of global warming… Continue reading The temptation of a sunscreen to cool the planet

Sunscreens damage corals; and this should bother India too

Source: Down to Earth Context: Recently, Thailand banned the use of sunscreen to protect its corals from their adverse impacts. Palau and Hawaii have also imposed similar restrictions in the past. This highlights the harmful impacts the chemicals in these creams have on the environment. Why sunscreen is considered harmful for corals It contains various… Continue reading Sunscreens damage corals; and this should bother India too

India begins coral restoration in Gulf of Kachchh

News: The Zoological Survey of India (ZSI), with help from Gujarat’s forest department, is attempting for the first time a process to restore coral reefs using biorock or mineral accretion technology. Facts: About biorock or mineral accretion technology Biorock is the substance formed by electro-accumulation of minerals dissolved in seawater. The technology works by passing… Continue reading India begins coral restoration in Gulf of Kachchh

Palau is first country to ban ‘reef toxic’ sun cream

News: Palau has become the first country to ban sun cream that is harmful to corals and sea life. Facts: The ban covers chemicals such as oxybenzone and octinoxate used in sunscreen These chemicals are toxic to wildlife species such as corals, fish, and macroalgae. They can cause: o   corals to become more susceptible… Continue reading Palau is first country to ban ‘reef toxic’ sun cream

NCCR’s idea of using ‘plastic rocks’ to grow corals draws flak

The Gulf of Mannar Marine National Park authorities have rejected the National Centre for Coastal Research’s (NCCR) proposal of using the Gulf of Mannar region for field tests. NCCR had proposed dropping ‘melted plastic rocks or slabs’ on the seabed for growing coral reefs and address the problem of disposal of plastic waste. The proposal… Continue reading NCCR’s idea of using ‘plastic rocks’ to grow corals draws flak

Protected areas matter to bumphead parrotfish

According to a recent study,Coral cover protection along the existing protected marine areas in Andaman and Nicobar islands is necessary for the conservation of the Bumphead parrotfish,a species of fish.The findings suggested the necessity to ban night fishing for the species and to implement regulations regarding reef fishing. Bumphead parrotfish (Bolbometopon muricatum) is an important… Continue reading Protected areas matter to bumphead parrotfish

Oceans heating faster: study

Oceans heating faster: study News: According to a new study published in journal ‘Nature’, the scientists have noted that the global oceans may be absorbing up to 60 percent more heat since the 1990s than older estimates had found. Important Facts: New novel method in the study: Unlike earlier studies, which relied on tallying the… Continue reading Oceans heating faster: study