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Single Use, Our Oceans and the Future

image via Sky Ocean Rescue and Premier League

image via Sky Ocean Rescue and Premier League

Single Use is the Collin’s Dictionary Word of the Year for 2018. By definition, ‘single use’ means to be used only one time. The Collins Dictionary team explained how use of the term ‘single use’ has grown substantially since 2013 as the effects of pollution have become so widespread that they appear in every day conversations and in politics.

Single use typically refers to disposable plastic products intended for single use by an individual consumer. It is a term today that immediately evokes images of waste in the ocean, because the proliferation of waste caused by these items is known to damage the environment and also affect the food chain.

“Single-use encompasses a global movement to kick our addiction to disposable products. From plastic bags, bottles and straws to washable nappies, we have become more conscious of how our habits and behaviours can impact the environment.”
— Collins Dictionary
181031_Collins-Gifs_Single-Use_SU-v2-SMALL.gif

The harm that the disposal of these products can cause on the environment, has not gone unnoticed. This awareness has grown through movies such as BBC’s One Planet narrated by Sir David Attenborough. Increasingly, the public has shown concern, leading to action by local, state and federal authorities in different parts of the world.

Image via Ellen MacArthur Foundation

Image via Ellen MacArthur Foundation

Over one million plastic bags are used per minute, according to data collected by Plastic Oceans, a non-profit consumer organization. 40 percent of all plastic produced is for packaging. A single plastic bag only has a ‘working’ life of 15 minutes.

Image via Ellen MacArthur Foundation

Image via Ellen MacArthur Foundation

Today human beings across the globe produce nearly 300 million tons of plastic every year, half of which is for single use. More than 8 million tons of plastic is dumped into our oceans every year.

Image via Ellen MacArthur Foundation

Image via Ellen MacArthur Foundation

Single-use plastic bottles lie washed up on the bank of the River Thames by the Queen Caroline Draw Dock in London. Image via Matt Dunham/AP

Single-use plastic bottles lie washed up on the bank of the River Thames by the Queen Caroline Draw Dock in London. Image via Matt Dunham/AP

Single-use and other plastics littering beaches in Indonesia. Image via Getty Images

Single-use and other plastics littering beaches in Indonesia. Image via Getty Images

How Does Plastic End up in the Oceans?

The answer is simple. Gutters and storm drains all lead to the ocean. Waste dumped in lots, eventually seeps into ocean waters. In some communities, plastics and other waste are even directly dumped right on beaches. Plastic straws for instance, end up in the ocean through human error, left on beaches in resorts and vacation areas, littering and blown out of trash cans and boats. Plastic straws do not degrade naturally and can be quite toxic to marine life. In fact, by the year 2050 there will be more plastic in the ocean than fish.

Plastic does not degrade easily. Scientists at the the UGA New Materials Institute conducted a new study that discovered microplastics particles smaller than dust or powdered sugar inside baby sea turtles. All the turtles examined in the extensive studies were found to have eaten plastic. These baby sea turtles also were dying due to ingested plastic pollution that threatens the species’ survival.

Without making any changes, it is projected that by 2050, 99% of all sea bird species will have ingested plastic. Plastic remnants and particles appear everywhere. Rsearch has shown plastic in sea salt, 94% of U.S. tap water and shellfish.


Design Solutions

How can this problem be remedied and also prevented from happening in the first place? The answer lies with the product design itself. Using a product that is made of recyclable, biodegradable material is important, especially given the proliferation of use. Secondly, for the existing plastics already polluting lands, oceans, lakes, rivers and their shores, there needs to be a method to collecting the existing waste and recycling them as best as possible.

Prevention of future waste is essential as well. The EU Parliament recently banned the use of single-use plastics in a landmark decision. Bringing attention to single use products immediately brings awareness of their damage to the environment. This will need to extend to other non-recyclable plastic waste as well.

What can you do for your own business or in your personal life? You can make a choice to not use single use products at your business or at home, as well as to recycle plastics you do use.

The New Plastics Economy: Rethinking the future of plastics offers some solutions. This initiative offers a vision for global economies where plastic is never wasted.

Image via Ellen MacArthur Foundation

Image via Ellen MacArthur Foundation

Download the full report via the Ellen MacArthur Foundation here.











tags: single use, environment, Collins dictionary, oceans, word of the year
categories: Economy & Environment
Monday 11.26.18
Posted by Elf
 

CalTech & ETH Zurich Teams Aim to Harness Renewable Energy

Hydrogen and Helium Molecules

Hydrogen and Helium Molecules

Energy powers all human activity, ranging from electricity, air conditioning and heating in your home to the vehicles you drive or take to your destination. Since 2011, research teams at CalTech and ETH Zurich have been working together to harness and produce alternative forms of renewable energy and thus provide clean, renewable and abundant sources of energy to power all human activity.

Powered by the Sun, future fuels could consist of only sunlight, air and water and thus provide unlimited, clean and renewable energy for cars, laptops, GPS systems and daily household and commercial activities. One of the primary methods takes concentrated heat from the sun to convert water and CO2 into hydrogen (H2) or carbon monoxide (CO). Combining the two would make liquid fuel that could power daily activities. Researchers at ETH Zurich have been working to further develop a pure hydrogen model and thus avoid any complications associated with carbon production. The liquid fuels generated could also be used in fuel cells, as suggested by CalTech researcher Sossina Haile.

Sossina Haile and William Chueh next to the benchtop thermochemical reactor used to screen materials for implementation on the solar reactor. Image via CalTech

Sossina Haile and William Chueh next to the benchtop thermochemical reactor used to screen materials for implementation on the solar reactor. Image via CalTech

Converting H2O and CO2 into H2 and CO is a known process but doing it efficiently and cost-effectively has not been easy. Rare elements such as platinum or iridium have been used as catalyst so trigger the conversion.

Prof. Dr. Hansjörg Grützmacher and Dr. Monica Trincado. Image via ETH Zurich

Prof. Dr. Hansjörg Grützmacher and Dr. Monica Trincado. Image via ETH Zurich

Numerous projects are underway at ETH Zurich to find ways to harness hydrogen more efficiently and to produce solar fuels effectively. One of the most recent successful projects was completed by Prof. Grützmacher and his research group. The team discovered that formaldehyde can be used to store hydrogen.

Developing ways to harness renewable energy sources requires knowledge of how to first produce the fuel efficiently, then to store it and distribute it. The abundance of solar energy direct from the Sun makes it a very compelling choice. Finding the most effective way to do this would have tremendously beneficial results.








tags: environment, ETH Zurich, CalTech, solar energy, hydrogen, renewable energy, invention, climate, progress
categories: Industry Insight, Economy & Environment
Wednesday 11.14.18
Posted by Elf
 

What's Your Carbon Footprint?

Carbon footprint is a term that has come into more common usage in the last decade. What does it mean? Let’s take a closer look.

Photo via Getty Images

Carbon footprint refers to the amount of carbon dioxide and other carbon compounds emitted due to the consumption of fossil fuels by a particular person, group, event, product or organization.

Typically, carbon footprint refers to the amount of greenhouse gases, especially carbon dioxide, released into the atmosphere by a particular human activity. Carbon footprint is usually measured as tons of CO2 emitted per year. This number increases when you add CO2-equivalent gases, such as methane, nitrous oxide and other greenhouse gases.

Consumption of fossil fuels and electricity play a large role in determining your carbon footprint.


How to Calculate Your Carbon Footprint

Your individual carbon footprint can be affected by many factors. Fossil fuel use and electricity consumption play a major role in your carbon footprint. Online calculators help in providing rough estimates based on factors such as:

• size of your household
• efficiency of appliances
• how much you drive or fly
• what you eat
• how much you recycle

While this is an approximation and not perfect, this can give you a good way to measure your activities and thus know how much CO2 you generate via these activities and and to figure out steps you can take to reduce your carbon footprint.

You can estimate your carbon footprint using these tools:
https://www.carbonfootprint.com/calculator.aspx
https://www3.epa.gov/carbon-footprint-calculator/


How can I reduce my carbon footprint?

Many daily activities such as electricity usage (home energy), car driving (transportation) and trash disposal (waste) all cause greenhouse gas emissions and contribute to your household's carbon footprint.

You can reduce your carbon footprint through your personal choices such as:

• driving more-efficient vehicles and maintaining existing vehicles
• using energy-efficient appliances
• insulating your home to reduce heating and air conditioning costs

Individuals and companies also purchase carbon credits to offset their usage. The money raised from this goes into projects such as planting trees or investing in renewable energy. Additional information and resources are available here: https://www.carbontrust.com/resources/guides/carbon-footprinting-and-reporting/carbon-footprinting


Try it Out: Get a Rough Estimate of Your Carbon Footprint

tags: carbon footprint, greenhouse gases, reporting, earth
categories: Industry Insight, Economy & Environment
Wednesday 11.07.18
Posted by Elf
 
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