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On March 28, the UN Secretary-Generals Zero Waste Advisory Committee released the first batch of cities selected for its global initiative of "20 Cities on the Road to Zero Waste," recognizing their efforts in reducing waste, promoting a circular economy, and building more sustainable and inclusive urban systems. Three Chinese cities—Hangzhou, Sanya, and Suzhou—were among those selected.March 28 - According to a report by the German Press Agency (dpa) on March 27, Russian President Vladimir Putin stated that Russia does not rule out the possibility of reconciliation with European countries. According to a transcript released by the Kremlin, Putin said at a Russian Federation Security Council meeting on the 27th: "We have never rejected developing these relations, nor have we ever rejected restoring them."On March 28, German Chancellor Merz stated on March 27 that if "regime change" is the goal of the US-Israel military action against Iran, he does not believe that goal can be achieved. Merz expressed his hope for an early end to the conflict, but noted that the US and Israel are "deeper in the game." He questioned whether the US and Israel have a strategy to end the conflict, and if so, whether it can be successfully implemented. Merz said the economic consequences of the Middle East conflict are "very direct," and Germany is one of the sufferers. If a ceasefire agreement is reached, Germany could consider jointly organizing military escorts across the Strait of Hormuz with other parties, but this requires international authorization, approval from the German Bundestag, and a cabinet resolution. However, as long as the conflict continues, this is "not an option" for Germany.March 28th - Since 2026, passenger traffic at Shanghai ports has continued to climb. According to statistics from the Shanghai General Station of Immigration Inspection, as of 9:00 AM on March 28th, the cumulative number of inbound and outbound passengers inspected by Shanghai immigration authorities has exceeded 10 million, representing a year-on-year increase of 2.9%. The flow of people at Shanghai ports is showing a robust "two-way" trend, with approximately 5.055 million outbound passengers and approximately 4.945 million inbound passengers, representing year-on-year increases of 2.6% and 3.3%, respectively.On March 28, the National Bureau of Data Science and Technology (NBD) released its 2026 departmental budget on its official website. The NBD comprises one administrative unit at the bureau level, with six internal departments: General Affairs Department, Policy and Planning Department, Data Resources Department, Digital Economy Department, Digital Technology and Infrastructure Construction Department, and International Data Governance Cooperation Department. It also has one affiliated institution, the National Data Development Research Institute.

The Ultimate Beginner's Guide to Cryptocurrency

Drake Hampton

Mar 25, 2022 15:09

How Is Cryptocurrency Defined? 

A cryptocurrency is a digital or virtual currency that is protected by encryption, making counterfeiting or double spending practically impossible. Numerous cryptocurrencies are decentralized networks powered by blockchain technology—a distributed ledger maintained by a distributed network of computers. A distinguishing aspect of cryptocurrencies is that they are not issued by any central authority, which supposedly protects them against government influence or manipulation.


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Recognize Cryptocurrencies

Cryptocurrencies are digital or virtual currencies that rely on cryptographic technologies for their security. They enable safe internet transactions without using third-party brokers. The term "crypto" refers to the numerous encryption methods and cryptographic techniques used to protect these entries, including elliptical curve encryption, public-private key pairs, and hashing functions.

 

Cryptocurrencies can be generated through mining or acquired through cryptocurrency exchanges. Not all ecommerce cryptocurrencies accept cryptocurrency payments. Indeed, even popular cryptocurrencies such as Bitcoin are rarely utilized for retail transactions. Cryptocurrencies, on the other hand, have grown in popularity as trading tools as a result of their increasing value. They are also utilized for cross-border transfers to a limited degree.

Blockchain

Blockchain technology is critical to the attractiveness and operation of Bitcoin and other cryptocurrencies. As the term "blockchain" implies, it is simply a collection of linked blocks or an online ledger. Each block comprises a collection of transactions that have been confirmed separately by each network participant. Each new block created must be validated by each node before being confirmed, making forgery of transaction histories very difficult. The online ledger's contents must be agreed upon by the complete network of an individual node, or computer that keeps a copy of the ledger.

 

According to experts, blockchain technology has the potential to benefit a variety of businesses and procedures, including supply chain management and online voting and crowdfunding. Financial organizations such as JPMorgan Chase & Co. (JPM) are experimenting with the use of blockchain technology to reduce transaction costs through payment processing automation.

Cryptocurrency Types

Bitcoin is the most widely used and highly valued cryptocurrency. It was conceived and introduced to the public in 2008 by a mysterious individual named Satoshi Nakamoto via a white paper. Today, the market is flooded with thousands of cryptocurrencies.

 

Each cryptocurrency makes a claim to have a unique purpose and specification. For instance, Ethereum's ether sells itself as gas for the platform's smart contracts. Banks utilize Ripple's XRP to enable cross-border transfers.

 

Bitcoin, which became publicly available in 2009, continues to be the most extensively traded and reported cryptocurrency. As of November 2021, around 18.8 million bitcoins were in circulation, with a market capitalization of over $1.2 trillion. There will never be more than 21 million bitcoins.

 

Following Bitcoin's breakthrough, a slew of other cryptocurrencies, dubbed "altcoins," have been established. Some of them are Bitcoin clones or forks, while others are whole new currencies. There are several of them, including Solana, Litecoin, Ethereum, Cardano, and EOS. By November 2021, the aggregate value of all existing cryptocurrencies had surpassed $2.1 trillion—Bitcoin accounting for around 41% of that amount.