In the News

5 Ways to Cut Your Cost per Lead on Facebook Ads

Thursday, April 25, 2019

5 Ways to Cut Your Cost per Lead on Facebook Ads

Guest AuthorLast updated: April 18, 2019Social Media It’s no secret that Facebook ad prices are rising. While you used to be able to generate clicks for just a few cents, businesses are now paying dollars—yes, plural—in order to get a single user to click on their ads.… continue reading

Protect our right to light

Wednesday, April 24, 2019

Protect our right to light

Skyscrapers in cities rob people of sunlight and put human health, well-being and sustainability at risk, warn Karolina M. Zielinska-Dabkowska and Kyra Xavia.

Kyra Xavia

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High-rise buildings cast shade for much of the day on public spaces in Hong Kong, one of the most densely populated cities on Earth.Credit: Ian Teh/Panos
“The struggle for light” is how the Swiss architect Le Corbusier described the history of architecture in 1935.… continue reading

Sunlight Institute Responses to sun articles 4/15/19—4/21/19

Monday, April 22, 2019
Sunlight Institute Responses to sun articles 4/15/19—4/21/19 https://www.ecowatch.com/reef-friendly-sunscreens-2634686426.html Sunscreen, even without the chemicals that cause reef damage, are of little value. You should know that sun exposure is healthful, and that sun deprivation is as dangerous as smoking cigarettes. As regards sun exposure and sunscreen, there are a few facts you have missed.… continue reading

Vitamin D from sun – minutes for 1000 IU (wrong in many ways) – April 2019

Monday, April 22, 2019
Estimation of exposure durations for vitamin D production and sunburn risk in Switzerland
Journal of Exposure Science & Environmental Epidemiology (2019) 
A. Religi, C. Backes, A. Chatelan, J.-L. Bulliard, L. Vuilleumier, L. Moccozet, M. Bochud & D. VernezVitaminDWiki Ignored
3X less Vitamin D from the sun if dark skin genes(250 IU) 
4X variation between individuals from the same amount of sun (500- 2000 IU) 
4X difference in the amount of skin exposed to the sun (500- 2000 IU) 
2X?… continue reading

This Is How Sunscreen Could Be Causing Skin Cancer, Not the Sun

Friday, April 19, 2019

This Is How Sunscreen Could Be Causing Skin Cancer, Not the Sun

By Arjun Walia Summer may be a long way off, but it’s never too early to start thinking about protecting your skin. For most people, this means covering themselves in sunscreen, which corporate marketing campaigns encourage at every turn.… continue reading

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