Wednesday, July 1, 2020

World's largest graveyard of Dinosaurs found in South Africa

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Nikhita Gautam

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World's largest graveyard of Dinosaurs found in South Africa

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Global Views 360

Publication Date

July 1, 2020

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‘African dinosaurs’ exhibit at the Iziko South African Museum in Cape Town

‘African dinosaurs’ exhibit at the Iziko South African Museum in Cape Town | Source: Bruce Anderson via Wikimedia

In a village in the eastern cape of South Africa lies one of the most significant dinosaur sites ever found in the world. The site was discovered when a shepherd, Dumangwe Thyobeka found a large bone on his way to his great-grandparents’ graves, in 2015. He then took the bones to a local dinosaur enthusiast, James Rhalene. Commenting on this discovery " Mr. Rhalene said, "Growing up we were told dinosaurs were a myth, I thought they were only tales our grandparents would tell around the fire at story time", and It wasn't until reading some books that I started to believe they may be real. I've been looking into the existence of dinosaurs since 1982. He added, "You can imagine my excitement at being part of this and discovering them in my own backyard. I am so proud. Books will be written about our small village; the world will come to know of us through this discovery.”

These bones are more than 200 million years old, of around the end of the Triassic era and the beginning of the Jurassic one. When the village elder, Sginyane Ralane came to know about the discovery, he reached out to universities in South Africa for looking into it. The news eventually reached Prof. Jonah Choiniere from the University of Witwatersrand in Johannesburg, and in 2018 Jonah and his colleagues started excavating the site. “It has been one of those places where you sometimes find yourself literally tripping over a dinosaur bone. There are very few other sites I've had the chance to work where we have this richness of fossils.” says Prof Paul Barett, a dinosaur expert at The Natural History Museum, UK, after he joined the team.

A reason why this area is abundant in fossils, Natural History Museum explains, is because of the ancient river systems in the area. The area is arid for most of the year now, and the rivers flow only seasonally. However, in the ancient times, there were vast river systems flowing year-round in the region, with wide, shallow rivers which would consequently form a layer of rock 210 million years old which is up to 500 meters thick in some regions. These rivers supported diverse wildlife, including ancestors of crocodiles, possibly those of turtles and mammals and fish, amphibians and reptile-like animals. The existence of such large rivers meant that dead animals nearby would be buried in sediment before they decomposed.  

This discovery is scientifically important for a number of reasons; the era from which these bones are found is a boundary in which a mass extinction occurred. Prof. Jonah is trying to understand how the animals from before that extinction survived and how they flourished after. In the Triassic era, there were multiple dominating animals, like the crocodiles, big mammal-like animals and dinosaurs. In the Jurassic era, however, the dinosaurs are clearly dominating. Why this happened is unclear, and the rocks and fossils from this site might help with that. There were also other animals along with dinosaurs in this site which make it noteworthy. Of the animals found, there were rauisuchians, which relate to modern-day crocodiles, and were dominant on land during the Triassic. The team also found cyclodonts and dicyclodonts, where the cyclodonts are the early ancestors to all mammals, and dicyclodonts are an even earlier branch of the mammalian family tree.

All of these have a significant impact on the community too; the team signed a memorandum of understanding with the local government with huge. After the signing, local officials visited the site at Qhemega. The team has been trying to use the heavy machinery they had brought for moving fossils for improving access in and to the village. They are also developing a curriculum in high schools to include topics about fossil sites and to add geography to the curriculum, to train the younger generation about the mapping used in excavation and in many other scientific fields especially relevant in the mineral-resource rich South Africa.

So far, this site has only provided benefits for everyone involved; new discoveries and confirming data for the scientific community, and economic access, increased opportunities and a matter for pride for the local community.

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February 4, 2021 4:46 PM

The language war in Ukraine

The adoption of Ukrainian language by the citizens of Ukraine has emerged as an important aspect of Ukraine’s struggle for a sovereign nation. For centuries, the Ukrainian language has played second fiddle to the dominant Russian, thanks to the mighty influence of the Tsar empire and the Soviet Union. When Ukrainian language was declared as the official language of independent Ukraine in 1991, there was finally a hope that it would gain its rightful place as a National language of Ukraine. However, despite the enforcement of Ukrainian as the official language of the state, Russian continues to be very much prevalent in the country.

While Russian language is dominant in more urban areas, Ukrainian is spoken much more in the rural areas. The ongoing efforts to convince people into believing that the Russian speaking minority are being oppressed in the countryside. The other side of the language divide believes that the Ukrainian language is in far greater need for support from the state so it comes out of the shadow of Russian language.

The Russian annexation of Crimea in 2014 was a hallmark of this complex language war that has been breeding in Ukraine for a long time. Both the Kremlin and Putin justified the annexure of Crimea, citing the need to defend the Russian speaking minority of Ukraine.

The language war has been Russia’s biggest tool in disrupting Ukraine. This was made clear when a United Nations Security Council meeting held on 16th July,2019 regarding Ukraine’s move to make Ukrainian their official language, became a heated argument between Russia and the West. While Russia made clear that they were defending the Russian speaking minority in Ukraine while respecting the official language of the state, the US, backed by its allies like France and Britain employed the meeting to demand an end to the Russian occupation of Crimea.

It was not a surprise at all when the Language Law was passed in 2019, intending to increase the influence of Ukrainian in the society, especially in spheres like media and public services. The language law states that Ukrainian shall be mandatory for all official purposes pertaining to the state as well as international treaties. This law appears to be in line with the broader public opinion. As per a poll conducted by the Democratic Initiatives Foundation and Razumkov Center in December 2019, 69% of Ukrainians were in favor of Ukrainian being the official language of the state, while maintaining the freedom to use Russian in daily life.

Former Ukrainian President Petro Poroshenko was a supporter of the law that was passed on May 15th, 2019. However, Volodymyr Zelenskiy who was elected Ukraine’s president on May 20, 2019, has described the law as a set of “prohibitions and punishments” citing that it will complicate bureaucratic procedures and increase the number of officials rather than decreasing it.

Ukraine, it seems, is emerging from the perils of the language war and looks to adopt a bilingual approach for dealing with the language challenge. For instance, Russian speaking Ukrainians have been central in Ukraine’s resistance to the Russia backed insurgents in Eastern region of Ukraine . The election of a Jewish Russian-speaker, Volodymyr Zelenskyy as Ukraine’s sixth president in 2019 is seen by many Ukrainians as a positive step for the country’s politics of language.

Despite all the progress, however, the language war continues to be a sensitive issue in Ukraine. A Ukranian social media user on 11th June 2020 posted an English and Ukrainian bilingual McDonalds' menu, which implied that Russian language is removed from the menu. The post became viral soon and was picked up by a pro-Kremlin politician and social media star Anatoliv Shariy, who claimed that the menu reflected on the negative attitude towards the Russian speaking Ukrainians. McDonald's issued a statement clarifying that Russian language option was never present in its menu anywhere in Ukraine, but the damage had been done.

It seems that the saga of using language for political gains will keep on running in Ukrainian as both sides on the partisan divide are progressively entrenching their respective positions.

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