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Showing posts with label environment. Show all posts
Showing posts with label environment. Show all posts

Sunday, 7 November 2021

an @ONS graphic - Younger age groups appeared slightly more likely to report being very anxious about the future of the environment

Proportion of adults (aged 16 years and over) and level of anxiety about the future of the environment over the past month, by demographic, Great Britain, 6 to 17 October 2021 source

Sunday, 8 September 2019

6min 29sec @theeconomist clip - How could #veganism change the world?


Text from youtube "Interest in vegan food and its associated health benefits has been booming across the rich world. A global retreat from meat could have a far-reaching environmental impact.

By 2050 the world's population could approach 10 billion - and around 60% more food could be needed to feed everyone. The environmental impacts of the food system are daunting its responsible for about a quarter of all greenhouse gas emissions and uses about 70% of all freshwater resources, and it occupies about 40% of the Earth's land surface.

Food rated emissions could increase to 50 percent by 2050 and fill up the total emissions budget that we have in order to avoid dangerous levels of climate change.

Interest in vegan food has been booming across the rich world. A major study has put the diet to the test - analyzing an imagined scenario in which the world goes vegan by 2050. If everybody went vegan by 2050 we estimated that food-related greenhouse gas emissions could be reduced by 3/4.

Cows are the biggest emission contributors. Bugs in their digestive system produce methane and deforestation for their pasture releases carbon dioxide - these gases warm the planet. If cows were a country, they'd be the third largest greenhouse gas emitter.

Thursday, 21 February 2019

14min @thecrashcourse clip - Controlling the Environment: History of Science #39



Text from youtube "Well, it wouldn't be too long after we started developing Ecology that we would try to control the environment. In some ways this was helpful and likely prevented a lot of people from starving. But, there have been a few downsides. "

Friday, 2 November 2018

1min 47sec @theeconomist clip - #fashion's naked truths

Text from youtube "Half of all clothes are thrown away within one year—many have never been worn. The industry's obsession with fast fashion comes with a steep environmental price tag. 

Fashion is one of the fastest-growing industries on the planet. Around the world eighty billion new pieces of clothing are sold every year - 400% more than just forty years ago. Americans alone are buying five times more garments than in 1980. Now a $1.3 trillion mega industry, fashion employs more than 300 million people worldwide. While other industries have come apart at the seams, clothing production has doubled in the last 15 years. 

But it's a fashion statement with a steep environmental price tag - making one kilogram of fabric produces 23 kilograms of greenhouse gases. Textile production generates more carbon dioxide than all international flights and maritime shipping combined. Yet half of all clothes are thrown away within one year - many having never been worn. 

Fashion is now considered the second most polluting industry in the world after oil. And with increasing middle classes in the developing world keen to make their own fashion statement, this will get worse. 

If 80 percent of emerging markets reach Western levels of clothes shopping, carbon dioxide emissions could increase by nearly 80% per person. By 2050 total clothing sales could reach 175 million tons - turning the planet into the biggest fashion victim of them all.

Friday, 21 September 2018

5min 20sec @TEDEd clip - What would happen if every #human suddenly #disappeared ? - Dan Kwartler

Text from you tube "Human beings are everywhere. With settlements on every continent, we can be found in the most isolated corners of Earth’s jungles, oceans and tundras. Our impact is so profound, most scientists believe humanity has left a permanent mark on Earth’s geological record. So what would happen if suddenly, every human on Earth disappeared? Dan Kwartler investigates. 

 Lesson by Dan Kwartler, directed by Globizco Studios."

Wednesday, 3 April 2013

top 10 physical factors which help people get better quicker

According to this document there is evidence that the following physical factors of the indoor environment can positively affect the health and wellbeing of people in healthcare facilities:

1) safety - so guarding against infections that can be acquired during a hospital stay and medical errors causes by noise, insufficient lighting or moving patients around between rooms; 

2) heating, ventilation and air conditioning systems - that maintain negative pressure within isolation rooms and use high efficiency particulate air filters  - all of this using natural ventilation where possible (suitable for warm and temperate but not humid climates); 

3) thermal and acoustic environment - that avoids too warm or cold whilst acknowledging that people do vary quite widely on what they find comfortable AND which uses noise-reducing finishes, single-bed patient rooms and short corridors; 

4) interior layout and room type - single patient rooms (benefits outweigh disadvantages), decentralised nursing stations and supplies (but create mechanisms for not being isolated), the opportunity for "corridor conversations", no dead end corridors, ease of observation of patients and areas for staff to communicate and relax;

5) windows - allowing daylight and views of nature and the outside world

6) nature and gardens - to providing restful views and places to escape to  - even if only for a couple of minutes 

7) lighting, colour and floor covering - lighting  - which is sufficient and controllable lighting (natural where possible).  However - in counselling rooms people feel more comfortable talking and talk longer with dim rather than bright lighting. On colour  - warmer colours tend to activate, stimulate and energise, while cooler colours are more calming and relaxing  (although responses to colour may vary depending on cultural issues and personal preferences). On floor covering  - using carpet where practicable but avoiding where spills are likely to occur or when patients are at greater risk of airborne infections. 

8) furniture and its placement - which helps control surface contamination and use of indoor plants (not where immunosuppressed patients are located) 

9) ergonomics and wayfinding -  especially signage to assist people in successfully navigating a site and reaching their intended destination 

10) artwork and music - pleasant, preferred art (realistic art depicting serene natural environments).  Abstract art and particularly emotionally challenging or provocative works, are consistently disliked by patients.  Music has been used for therapeutic purposes since the beginning of cultural history and where controllable is a great aid