Green Technology

SCOPE

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Introduction to Green Technology

The Need for Eco-friendly Technology

Cleaner and Better World: The Ultimate Goal

Green Engine and Aviation

Future of Green Technology

Areas of Application

Drawbacks of Green Revolution

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Wind Energy

Solar Energy

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Hydropower

Tidal Energy

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Green Technology

• The aim of my presentation is to enlighten

the house about the likely potential of such

renewable, environmentally friendly energy

called “Green Technology”

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AIM

Green Technology

SEQUENCE

The Need for Going Green

Areas of Application

Goals of Green Technology

The Green Engine

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Future Developments

Drawbacks

Conclusion

Q & A

Green Technology

Green Technology

“The application of the environmental science to conserve the natural environment and resources, and to curb the negative impacts of human involvement”

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Definition

Green Technology

Example

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Solar Cell

Green Technology

Example

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Reusable Water Bottle

Green Technology

Why we need Green Technology?

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Population vs. Resources

Risks to Human Health

Go Green - If Not For Love Then Profit

Green Technology

Why we need Green Technology?

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Population vs. Resources

9 billion by 2050

Strains our finite resources

Preserve what is left

Increase the lifespan of water and

natural resources

Seek alternatives

Green Technology

Why we need Green Technology?

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Improper disposal

Household batteries and electronics

Groundwater pollution

Contaminate food and water supply

Risks to Human Health

Green Technology

Why we need Green Technology?

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Good business

Reduce their energy bill

Safer and healthier products

Increased awareness

Go Green - If Not For Love Then Profit

Green Technology

Areas of Green Technology

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Solar

Most powerful renewable energy

Variety of commercial and industrial uses

Green Technology

Areas of Green Technology

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Solar

Free and inexhaustible

Fastest growing energy

sources

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Wind

Areas of Green Technology

Cleanest

Most sustainable

Cost-competitive energy

resources

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Wind

Areas of Green Technology

Pakistan Total Production: 15000MW

US Wind Energy Production alone: 25000MW

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Hydropower

Areas of Green Technology

Flowing water creates energy

Turned into electricity

Largest source of renewable

power worldwide

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Hydropower

Areas of Green Technology

Help decrease

dependence on fossil

fuels

Reduce the threat of

global warming.

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Ocean

Areas of Green Technology

Produce mechanical

energy

Currents represent a

largely untapped source

of energy

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Ocean

Areas of Green Technology

Powerful

Highly-concentrated

Clean energy resource

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Biomass

Areas of Green Technology

Produce electricity,

transportation fuel and

chemicals

Constitutes trees, grass

crops, forestry, agricultural,

and urban wastes.

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Biomass

Areas of Green Technology

Biofuels

1.8% of the world's transport fuel

Bioethanol

Fuel for vehicles

Used as gasoline additive

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Biomass

Areas of Green Technology

Biodiesel

Waste vegetable oil to soybeans

Diesel engines

Landfill gas

chemical reaction in landfill

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Biomass

Areas of Green Technology

Bullet 580

Runs on “algae”

Bio-fuel that can be developed from brackish and waste water

Maximum speed of 80 mph

Capable of carrying loads of 2,000lbs up to 20,000ft

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Geothermal

Areas of Green Technology

Earth's internal heat

Electric power production

Large and complex power

Simple pumping systems

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Geothermal

Areas of Green Technology

Geothermal energy

Found almost anywhere

Affordable

Sustainable solution

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Green Construction

Areas of Green Technology

Green Building

Current and future environmental impact

Healthiest possible environment

Most efficient and least disruptive use of land, water, energy and resources

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Green Construction

Areas of Green Technology

• Energy efficient

• Use of Recycled content

• Environmentally sustainable materials

• Sustainable use of construction site

• Use of locally manufactured goods

• Indoor environmental air quality

• Vegetative Green Roofs

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Green Construction

Areas of Green Technology

Apparently expensive

Economical in the longer run

Increases the initial building costs, but

Reduction in size and cost of the buildings’ heating and cooling system

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Colorado Court, Santa Monica, USA

Green Construction Example

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Green Construction Example

Ford Dearborn Truck Assembly Plant, Michigan, USA

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Green Nanotechnology

Areas of Green Technology

Manipulation of materials at the scale of the nanometer

Transform the way everything is manufactured

Application of green chemistry and green engineering principles

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Goals of Green Technology

Sustainability

"Cradle to Cradle" design

Minimizing Pollution

Innovation

Viability

Source Reduction

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Goals of Green Technology

Sustainability

Energy Conservation

Solar, wind and hydroelectric power

Utilization of energy efficient devices

Energy Saver bulbs or CFLs

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Goals of Green Technology

Cradle to Cradle Design

Replacing the "cradle to grave"

Achieved through Recycling

Most common green technologies

Help reduce waste/pollution.

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Innovation

Goals of Green Technology

Transportation

Hybrid Cars

• Gasoline-electric

• Batteries helps reduce fuel emissions

• Minimize air pollution

• Living a cleaner, less expensive life

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Minimizing Pollution

Goals of Green Technology

Water and Waste Management

Sewage Treatment

Air Purification

Solid waste management

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Source Reduction

Goals of Green Technology

Patterns of production and consumption

Green Packaging

• Minimizing the amount of packaging

• Minimizing the energy used

• Using reusable packaging

• Using recycled and recyclable items

• Using biodegradable materials

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Viability

Goals of Green Technology

Center of economic activity

Cost saving

s

National security issue

Efficient and cost effective business operatio

ns

Green Technology

Green Engine

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VITAL

Aims to reduce

• Aircraft engine noise

• Carbon dioxide emissions

Major Partners

• SNECMA

• Airbus France

• Volvo Aero

• Rolls Royce

Green Technology

Green Engine

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Contra Rotating Turbofan (CRTF)

Two fans turning in opposite directions

Reduce the fan rotating speed by 30%

Same performance as a conventional fan

Slower tip speeds, reduces fan noise

Higher bypass ratio, results in

lower fuel burn

Reduced carbon dioxide emissions

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• Futuristic concept

• Series of floating self-sufficient ocean-going eco-city islands.

• Support great deal of biodiversity.

• Collecting pools located in their centers would gather and filter water for use on board.

• For adventurers and refugees alike as water levels rise around the world.

Future Developments

Lilypad Project

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Future Developments

• Three massive wind turbines

• Accelerates air moving between towers

• Generate even more power

• Largest wind-powered design in a massive building

Bahrain World Trade Center

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Future Developments

• Using magnetism to levitate the blades

• Theoretically survive for centuries

• Power up to 750,000 homes

• 1 maglev wind turbine equals to 1000 standard wind mills

MagLev Wind Turbine

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Future Developments

• Surrounded by 600 steel reflectors

• Sunrays directed at a single point

• Turn water into steam.

• The steam moves through turbines and generates energy.

Solar Tower

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Future Developments

• Environmentally, socially, economically and culturally sustainable city

• Relies on its own wind and solar energy as well as organic farming strategies

• Prototype for large-scale city planning

• Fully eco-friendly mindset.

Dongtan Eco-City

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Future Developments

• 1000-foot-tall office skyscraper

• Designed to use about half the water and energy of a typical high-rise building

• Solar energy collection and wind farming techniques

• Improve recovery of energy and water within the building.

Lighthouse Skyscraper

Green Technology

Future Developments

• Array of solar panels placed into orbit.

• Beam the solar power back down to a receptor

• Converted into electricity.

• No interruption of the flow due to adverse weather conditions or being night.

Orbiting Solar Arrays

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Green Technology

Future Developments

• Overcome current electrical grid problems

• More efficient and cost-effective distribution and consumption of energy

• Integration of alternative energy sources

• Power flows optimized

• Carbon dioxide emissions reduced substantially

Smart Grids

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Green Technology

Problems with Going Green

• Inconsistent Weather

• Not possible everywhere

• Cost of solar panels

• Short lifespan of energy

infrastructure

• Hybrid car drawback

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Drawbacks

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Green Technology

Conclusion

Time to diversify our energy sources

Increased usage of solar, wind, water power

Excess energy back to the national power grid

Good business opportunity

Promoting practices that will benefit our environment

Solar energy has surpassed wind power generation

Solar markets are growing at ten times the rate of the oil industry,

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Green Technology

Conclusion

Reduce energy consumption

Enhance energy independence

Enhance energy independence

Reduce operating costs

Reduce electronic waste

Improve public health

Generate positive public relations

Create new economic opportunities

Strengthen our country

START NOW

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The retreat of Aletsch Glacier in the Swiss Alps (situation in 1979, 1991 and 2002), due to global warming.

Global Warming