Blue hole,Storm shadow missile,carbon border adjustment, great Pacific garbage batch

1. Discovery of 900 feet, second deepest blue hole : Scientist have found out a sink hole off the coast of the Yucatan Peninsula in Mexico . This blue hole is arround 900 ft deep and said to be deepest blue hole on the planet .A blue hole is a massive under water sink hole , which is hundreds of metres long and spans across areas which are bigger then cities . They stands at a height of several sky scrapers. It is believed that it is formed in the ice age when sea level was 100 -120 M lower than current levels . This blue hole is located in Chetumal bay ,off the coast of Mexico. The deepest hole is in south China sea called Dragon Hole. 

2. Storm shadow missile : This missile is based on Apache anti – run way cruise missile .It is French -developed. It carries unitary warhead . Recently Russia has downed a long range storm shadow missile supplied by Britain to Ukraine. This missiles have long range firing potential . The firing range of 250 KM this can fire into Russian- held territory.

3. Carbon border adjustment: Eropean union (EU) announced implementation of carbon border adjustment mechanism (CBAM ) from 2023 October .It will impose carbon tax on non environmentally sustainable products EU imports. The tax may be around 20-35%. As per EU’s “fit for 55 in 2030 package” it plans to bring down emission of green house gas by atleast 55% by 2030 compared to 1990 levels . In India this will have nagative impact on export of iron, steel and aluminium products . Carbon levy may be ranging from 19.8% to 52.7% . Indian manufacturing is based on coal as the energy source it may result in high carbon tariffs .India can follow decarbonization principle refering to eliminate green house gas emission in transportation ,agriculture, power generation and manufacturing .India can get clean technologies and financing mechanism from EU to help India ‘s manufacturing sector to be carbon efficient.

4. Great Pacific garbage batch: It is a collection of Marine debris in North Pacific Ocean. Marine debris is litter which ends up in Ocean,seas and other large water bodies. It is also known as Pacific trash vortex. This is very huge and permanent and coastal eco system is thriving on it .