Which of these problems could happen if we exploit the resources we have?
Natural resources exploitation, exploration, mining and processing have caused different types of environmental damages which include ecological disturbances, destruction of natural flora and fauna, pollution of air and climate change.
The Rs of Environment, i.e. Reduce, Recycle and Reuse are associated with
Reduce means cutting back on the amount of trash we generate. Reuse means to find new ways to use things that otherwise would have been thrown out. Recycling means to turn something old and useless into something new and useful.
How many trees do you think are saved when you recycle a tonne of used/waste paper?
Recycling 1 ton of paper saves around 682.5 gallons of oil, 26,500 liters of water and 17 trees.
What fabric is the most sustainable?
The most sustainable way to wear cotton is in its recycled form. This fabric is made with post-industrial and post-consumer waste and uses far less water and energy to produce in comparison with conventional and organic cotton.
Which of the following is NOT a strategy for increasing Earth's sustainability?
Factories negatively impact the environment through air pollutant emissions, toxic waste disposal, and water contamination. Factories alone are responsible for nearly two-thirds of the emissions to blame for global climate change.
Which strategy most directly helps decrease our dependence on landfills?
The more we recycle, the less garbage winds up in our landfills and incineration plants. By reusing aluminum, paper, glass, plastics, and other materials, we can save production and energy costs, and reduce the negative impacts that the extraction and processing of virgin materials have on the environment.
A typical glass bottle would take _____ years or more to decompose.
A frightening 4,000 years is how long it takes a glass bottle to decompose in the environment. Paradoxically, while it is one of the most polluting and longest substances in degrading naturally, glass is completely recyclable and does not generate waste in the process
Which of the following sources of energy is NOT renewable?
Fossil fuels take millions of years to form and therefore petroleum is also considered to be a non-renewable energy source. Petroleum is formed by hydrocarbons with the addition of certain other substances, primarily sulfur.
How much % of a mobile phone can be recycled?
Around 80 percent of a mobile phone is made up of completely recyclable materials. Of this, metals comprise 40 percent, plastics 40 percent, and ceramics and trace materials 20 percent.
What is one way to harvest hydroelectric power?
The most common type of hydroelectric power plant uses a dam on a river to store water in a reservoir. Water released from the reservoir flows through a turbine, spinning it, which in turn activates a generator to produce electricity.
A 5-minute shower is equal to approximately how many litres of water?
A full bath uses up to 80 litres of water whereas a five minute power shower uses about 75 litres.
A sustainable city is -
A sustainable city is a city designed with consideration for social, economic, environmental impact, and resilient habitat for existing populations, without compromising the ability of future generations to experience the same.
Most energy used by humans comes from:
In today's society, humans consume as much as 110 times as much energy per person as early humans. Most of the energy we use today comes from fossil fuels (stored solar energy).
Renewable resources __________.
Renewable resources are an energy source that cannot be depleted and are able to supply a continuous source of clean energy.
Which is the most sustainable country in the world?
Sweden is by far the most sustainable country in the world. The country has the highest renewable energy usage, and lowest carbon emissions, as well as this Sweden, has some of the best education programs.
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