Month: January 2019

The Environmental Impacts of Open-Pit Mining

The Environmental Impacts of Open-Pit Mining

The Environmental Impacts of Open-Pit Mining

01/31/19

“What are the environmental impacts of open-pit mining?”

 

Materials such as rare-earth minerals are often obtained through open-pit mining. However, this process is extremely environmentally destructive, releasing a multitude of harmful chemicals, debris, and dust into the air. The residue can also cause Sound pollution from the machinery, ground vibration from the operations, forcibly resettle people, pollute nearby water and destroy soil fertility. Thus, The Environmental Impacts of Open-Pit Mining must be minimized at all costs!

How a Toyota Hybrid System Works

How a Toyota Hybrid System Works

How a Toyota Hybrid System Works

01/30/19

“How does a Prius receive propulsion from both a battery and a conventional engine?”

 

Toyota Hybrid Systems are able to draw upon both its battery and internal combustion engine for propulsion. The motor is directly powered by the battery while the internal combustion moves a generator to produce electricity. These are both combined in the power split device that varies the energy from the engine between electrical generation and driving according to the current needs. The energy generated is regulated by a Power Control Unit. The extra energy is fed back into the Battery.

 

The engine and motor are used in different combinations depending on the needs of the moment. During the starting phase and low-speed driving, the motor is completely in control. During acceleration, the ICE is used for propulsion. During normal driving, the engine is used to charge the battery. During deceleration, regenerative braking is performed to charge the battery. 

 

This is How a Toyota Hybrid System Works.

 

Image Credit: https://blog.toyota.co.uk

Open-Pit Mining

Open-Pit Mining

Open-Pit Mining

01/29/19

“How can mines operate without a land-cover?”

 

In the past, mines were made by digging individual holes under the surface of the ground. But with the advance of new technology, this may no longer be necessary for regions where ore is close to the surface. The surface of mineral areas can now be blasted out through dynamite and then carved through by giant cranes. This leaves a giant hole in which minerals can be easily accessible. Although this Open-Pit Mining technique might be economically efficient in many cases, it produces large amounts of environmental damage. Rare Earth Minerals are often excavated through open-pit mining.

Recycling Rare Earth Minerals

Recycling Rare Earth Minerals

Recycling Rare Earth Minerals

01/28/19

“How can we reuse rare earth minerals?”

 

Rare Earth Minerals are vital for the operation of distributed energy technologies. But their extraction process is extremely pollutive and their supply is limited. But what if were to simply reuse them from old products? This way, we can increase the availability of their supply and help create a circular economy. As a result Recycling Rare Earth Minerals can be of great use to the world.

Image credit https://climate.nasa.gov

The Environmental Impacts of Mining Rare Earth Minerals

The Environmental Impacts of Mining Rare Earth Minerals

The Environmental Impacts of Mining Rare Earth Minerals

01/27/19

“What is the pollutive side of renewable energy?”

 

Rare Earth Minerals are critical for the proliferation of clean energy technologies. However, their extraction methods can be quite toxic to the environment. Since most of these minerals are unearthed using open-pit mining, radionuclides, rare earth elements, and dust and metal are released to the surrounding area, desecrating local life. Because of The Environmental Impacts of Mining Rare Earth Minerals, we need to look into making this process more sustainable to ensure a completely green future for the world.

 

Image credit foreignpolicymag.files.wordpress.com

Rare Earth Minerals

Rare Earth Minerals

Rare Earth Minerals

01/26/19

“What are some of the most important but rare minerals in the world?”

 

Every piece of machinery is based on some fundamental minerals. And much of modern electronic technologies come from Rare Earth Minerals or minerals who contain one or more Rare Earth Elements.

 

Image credit 76frhciq44-flywheel.netdna-ssl.com

The Importance of Rare Earth Minerals to Renewable Energy

The Importance of Rare Earth Minerals to Renewable Energy

The Importance of Rare Earth Minerals to Renewable Energy

01/25/19

“Why are certain minerals so important for renewable energy?”

 

Renewable energy is one of the fastest growing technologies in the world. But like every manufactured product, they are heavily dependent on the minerals that compose them. One of the most important amongst these are Rare Earth Minerals. Rare Earth Minerals such as neodymium, terbium, indium, dysprosium, and praseodymium form vital components for solar panels, wind turbine motors, batteries, and electric vehicles. With such constricted supplies in the world, geopolitics will shift to favor countries with large amounts of these resources, underlying The Importance of Rare Earth Minerals to Renewable Energy.