Why in News?

The Securities and Exchange Board of India (SEBI) has recently proposed an advertisement code for Online Bond Platform Providers (OBPPs). The proposal aims to increase the reach of bond investment platforms and strengthen investor awareness about bonds as an asset class.

What is an Online Bond Platform Provider?

An Online Bond Platform Provider (OBPP) is a SEBI-registered platform that facilitates the buying and selling of bonds. It acts as a digital bridge between bond issuers, such as corporations or the government, and retail investors.

OBPPs use technology to simplify the bond investment process and make it more accessible and efficient for non-institutional investors. They provide an online ecosystem where investors can access comprehensive information about different bonds.

Investors can browse various bonds and examine important features such as credit ratings, interest rates, maturities and offer documents. They can also compare different bonds and assess their risk-return profiles, helping them make informed investment decisions.

Key Benefits of OBPPs

Low Ticket Size

OBPPs allow investors to access bonds with a minimum investment value of ₹10,000, making the asset class more accessible to retail investors.

Built-in Compliance

OBPPs are required to be registered stockbrokers and must comply with the relevant SEBI regulations, including the SEBI (Issue and Listing of Non-Convertible Securities) Regulations.

Instant Discovery

Investors can quickly filter and compare bonds based on parameters such as credit rating, yield and maturity.

How Does an OBPP Work?

An OBPP brings together bond discovery, order execution and settlement through a regulated digital platform.

An investor first needs to open a Demat account and complete the required KYC formalities. After onboarding, the investor can browse available listed bonds and compare details such as yield, maturity, credit rating and issuer profile.

Once the investor selects a bond, an order can be placed through the platform. For listed debt securities, orders are routed through the Request for Quote (RFQ) platform of a recognised stock exchange.

After the transaction is executed, settlement takes place through the recognised clearing corporation, following which the bonds are credited to the investor's Demat account.

Thus, OBPPs provide a transparent and trackable investment process while connecting retail investors with the formal securities market ecosystem.

Why in News?

The Government of India is working to add around 30 GW of polysilicon manufacturing capacity by 2030 and is also working on a subsidy scheme to support domestic polysilicon production.

About Polysilicon

Polysilicon, also known as polycrystalline silicon or poly-Si, is a highly purified form of silicon composed of multiple small silicon crystals or grains.

Unlike monocrystalline silicon, which consists of a single continuous crystal structure, polysilicon contains several smaller crystals fused together in a relatively haphazard arrangement.

Polysilicon is highly pure and can generate almost as much energy as pure monocrystalline silicon, making it an important material for the solar energy industry.

Importance in Solar Energy

Polysilicon is a crucial raw material in the production of solar cells and solar modules. It forms an important link in the solar photovoltaic manufacturing chain.

To produce solar modules, polysilicon is melted at high temperatures to form ingots. These ingots are then sliced into thin wafers, which are further processed into solar cells and solar modules.

Thus, the basic manufacturing sequence can be understood as:

Polysilicon → Ingots → Wafers → Solar Cells → Solar Modules

Production of Polysilicon

Polysilicon is produced by purifying metallurgical-grade silicon into a high-purity form suitable for applications in solar cells and electronics.

There are two major technologies used for producing high-quality polysilicon for solar-cell manufacturing: the Siemens process and Fluidized Bed Reactor (FBR) technology.

Siemens Process

The Siemens process is a major conventional method for producing high-purity polysilicon. It involves depositing purified silicon onto heated silicon rods under controlled conditions.

Fluidized Bed Reactor (FBR) Technology

FBR technology is another method for producing high-purity polysilicon. It uses a fluidized bed reactor to continuously deposit silicon particles, offering a different production approach from the conventional Siemens process.

Use in the Semiconductor Industry

Apart from solar photovoltaics, polysilicon is also important in the semiconductor industry. It is used in the manufacture of integrated circuits and other electronic components.

Therefore, polysilicon is strategically important for both renewable energy manufacturing and the electronics and semiconductor sector.

Global Production

Global production of solar-grade polysilicon is highly concentrated. China accounts for the large majority of global solar-grade polysilicon output, making the material an important component of global solar supply-chain security.

Importance for India

The proposed addition of 30 GW of polysilicon manufacturing capacity by 2030 is significant for strengthening India's domestic solar manufacturing ecosystem.

Developing domestic polysilicon production can help India build a more integrated solar photovoltaic supply chain, reduce dependence on concentrated global sources and support the country's broader expansion of renewable energy manufacturing.

Why in News?

A 1,256-MW nuclear reactor located on the southern shore of Lake Erie in Ohio has unintentionally become a wildlife refuge. Its 1,100-acre buffer zone provides habitat and nesting grounds for threatened spotted turtles.

About Lake Erie

Lake Erie is the fourth-largest and southernmost of the five Great Lakes of North America. It is also the warmest, shallowest and smallest of the Great Lakes by volume.

Despite its relatively small size, Lake Erie is considered the most productive of the Great Lakes.

The lake was named after the Erie Indians, who historically lived along its shores.

Geographical Location

Lake Erie forms part of the international boundary between Canada and the United States. Ontario lies to its north, while the United States surrounds its western, southern and eastern sides.

It is located south of Lake Huron and is bordered by Lake Ontario to the east and Lake Michigan to the northwest.

The lake has a surface area of approximately 25,874 sq. km. Globally, it is the 11th-largest lake by both surface area and volume.

Rivers and Drainage

The principal tributaries of Lake Erie include the Detroit River, which carries the discharge of Lake Huron, along with the Huron River and Raisin River of Michigan.

Lake Erie drains into Lake Ontario through the Niagara River.

Thus, the lake forms an important link in the drainage system of the Great Lakes–Saint Lawrence system.

Islands and Ports

The western part of Lake Erie contains several islands, of which Pelee Island is the largest.

The lake has four major ports: Detroit in Michigan, Cleveland and Toledo in Ohio, and Buffalo in New York.

Lake Erie is also an important component of the Saint Lawrence Seaway, which connects the Great Lakes with the Atlantic Ocean.

Biodiversity of Lake Erie

Lake Erie supports considerable biodiversity. It is home to more than 10,000 Lake Erie water snakes, along with millions of mayflies.

Several bird species are also associated with the lake, including common red-breasted mergansers, grebes, loons, ring-billed gulls, diving ducks and herring gulls.

Lake Erie has the most abundant fish species among the Great Lakes, supported by its plentiful plankton and relatively mild temperatures. It accounts for more than half of the fish population of the Great Lakes.

The Great Lakes of North America

The Great Lakes are five large freshwater lakes located in eastern North America. They are Lake Superior, Lake Michigan, Lake Huron, Lake Erie and Lake Ontario.

Together, they cover an area of approximately 245,660 sq. km and form the largest connected area of freshwater on Earth.

Lake Michigan is the only Great Lake located entirely within the United States. The other four Great Lakes form part of the natural border between Canada and the United States.

Among the five lakes, Lake Superior is the largest and deepest, while Lake Ontario is the smallest.