Blog

16
Jul

Looking Earthward for inspiration to clean up space

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Harriet Brettle, Posted on:16 July 2021 – Categories: Space surveillance and tracking As space becomes busier and critical orbits become increasingly crowded, there is a pressing need to ensure the safe and sustainable use of the outer space environment. At the recent G7 summit in Cornwall, G7 nations published a joint statement committing to the safe and sustainable use of […]

16
Jul

Satellites to connect the unconnected

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ITU News interview Julie Zoller, who oversees the key regulatory affairs portfolio for Amazon’s Project Kuiper, which aims to launch a constellation of low-Earth orbit satellites to provide low-latency, high-quality broadband connectivity worldwide. She previously served as chief government affairs officer at Omnispace, and in tech-related policy roles at the US State Department, the National […]

16
Jul

Green Scorpions close in as Karpowership fights to rescue R225bn deal

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Source https://www.dailymaverick.co.za/article/2021-07-15-green-scorpions-close-in-as-karpowership-fights-to-rescue-r225bn-deal/ The Turkish-led consortium has filed an appeal against the rejection of its powership emergency energy solution on environmental grounds. Meanwhile, the Green Scorpions recommend criminal charges arising from Karpowership’s earlier attempt to bypass environmental regulations Karpowership SA is not going down without a fight: on Tuesday it filed an eleventh-hour appeal against the […]

15
Jul

American Tower and SBA Communications exposed to sabotage during South Africa riots

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In Featured News by Wireless Estimator July 14, 2021 https://wirelessestimator.com/articles/2021/american-tower-and-sba-communications-exposed-to-sabotage-during-south-africa-riots/ Snippet The Independent Communications Authority of South Africa (ICASA) has received dozens of  reports of vandalism of communications infrastructure across the country, noting that as the riots rage on, 113 towers have been damaged, and many community radio stations have been looted. “Such wanton destruction of the broadcasting infrastructure […]

13
Jul

ICASA URGES COMMUNITIES TO SAFEGUARD THE COMMUNICATION INFRASTRUCTURE AGAINST VANDALISM

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Source: ICASA https://www.icasa.org.za/news/2021/icasa-urges-communities-to-safeguard-the-communication-infrastructure-against-vandalism 13 July 2021 Pretoria – The Independent Communications Authority of South Africa (ICASA/the Authority) unreservedly condemns the ongoing acts of violence, looting and arson currently taking place in the country, which have resulted in the disruption of communication services, closure of some community radio stations and vandalism of network facilities. The affected community […]

12
Jul

Circadian Rhythms Within the Female HPG Axis: From Physiology to Etiology

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Shuyi Shao, Huanqiang Zhao, Zhiying Lu, Xiaohong Lei, Ying Zhang, Circadian Rhythms Within the Female HPG Axis: From Physiology to Etiology, Endocrinology, Volume 162, Issue 8, August 2021, bqab117, https://doi.org/10.1210/endocr/bqab117 Abstract Declining female fertility has become a global health concern. It results partially from an abnormal circadian clock caused by unhealthy diet and sleep habits in modern […]

12
Jul

Comments on Pall’s “Millimeter (MM) wave and microwave frequency radiation produce deeply penetrating effects: the biology and the physics”

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Panagopoulos, Dimitris J.. “Comments on Pall’s “Millimeter (MM) wave and microwave frequency radiation produce deeply penetrating effects: the biology and the physics”” Reviews on Environmental Health, vol. , no. , 2021, pp. 000010151520210090. https://doi.org/10.1515/reveh-2021-0090 Limited preview of this publication To the Editor, Pall [1] speaks of a “mechanism” by which Electromagnetic Fields (EMFs) exert forces on the […]

10
Jul

UN Environment Program – IMPACT OF LIGHT POLLUTION ON DIFFERENT TAXA OF MIGRATORY SPECIES

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IMPACT OF LIGHT POLLUTION ON DIFFERENT TAXA OF MIGRATORY SPECIES(Prepared by Ms. Laetitia Nunny on behalf of the CMS Secretariat) Extract 1.1.3 Biological impacts of light pollutionOrganisms have evolved under consistent light conditions with day and night, lunar cycles and seasonality (Seymoure, 2018). Natural light is used by wildlife as a resource and to gain […]

09
Jul

Chapter 21 – Retina and melanopsin neurons

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La Morgia C, Carelli V, Sadun AA. Retina and melanopsin neurons. Handb Clin Neurol. 2021;179:315-329. doi: 10.1016/B978-0-12-819975-6.00020-0. PMID: 34225972. Abstract Melanopsin retinal ganglion cells (mRGCs) are the third class of retinal photoreceptors with unique anatomical, electrophysiological, and biological features. There are different mRGC subtypes with differential projections to the brain. These cells contribute to many […]