Why LED lights are becoming a big problem

composite image shows a global view of earth at night
EARTH AT NIGHT. This composite image shows a global view of Earth at night, compiled from over 400 satellite images. NASA/NOAA

The popularity of LED lights is driving an increase in light pollution worldwide, with dire consequences for human and animal health

MIAMI, USA (Nov. 23, 2017) — They were supposed to bring about an energy revolution – but the popularity of LED lights is driving an increase in light pollution worldwide, with dire consequences for human and animal health, researchers said Wednesday, November 22. Continue reading Why LED lights are becoming a big problem

Persecuted Christians remembered on ‘Red Wednesday’

vatican ambassador to the philippines gabriele giordano caccia leads the prayers outside the manila cathedral
RED WEDNESDAY. Vatican Ambassador to the Philippines Gabriele Giordano Caccia leads the prayers outside the Manila Cathedral for Red Wednesday on November 22, 2017, a day to support persecuted Christians worldwide. Photo by LeAnne Jazul/Rappler

‘We never thought that this persecution of Christians that started in the Middle East…would come to the Philippines,’ Marawi Bishop Edwin dela Peña says

MANILA, Philippines (Nov. 22, 2017) — The mother church of the Philippines, the Manila Cathedral, was bathed in red lights on Wednesday evening, November 22, as Filipinos marked a day to support persecuted Christians around the world. Continue reading Persecuted Christians remembered on ‘Red Wednesday’

How Earth’s Orbit Affected Ice Sheets Millions of Years Ago

temperature difference between the two interglacial periods
Temperature difference between the two interglacial periods, showing the opposite differences in surface temperatures over Greenland and Antarctica. Credit: Caroline Prescott

A new study of the late Pliocene era could help scientists predict future sea level rise

November 22, 2017 — When Earth’s atmosphere warms, the vast sheets of ice over Antarctica and Greenland melt. This melting, in addition to the thermal expansion of water, leads to rising sea levels. Although it’s clear that seas are rising at an increasing rate, Continue reading How Earth’s Orbit Affected Ice Sheets Millions of Years Ago

Poor sperm quality linked to air pollution

the study assessed sperm quality and measured the level of fine particulate pollution among 15 to 49-year-old men in taiwan
The study assessed sperm quality and measured the level of fine particulate pollution among 15 to 49-year-old men in Taiwan. Photograph: doc-stock / Alamy/Alamy

Study finds ‘strong association’ between high levels of fine particulate matter and abnormal sperm shape – but impact on wider fertility remains unclear

November 22, 2017 — High levels of air pollution are associated with poor sperm quality and could be partly responsible for the sharp drop in male fertility, according to a new study. Continue reading Poor sperm quality linked to air pollution

‘Looting’ spree threatens wildlife and forests across eastern Europe

up to 36 million birds are being are stolen or killed annually, according to the unep report
Up to 36 million birds are being are stolen or killed annually, according to the UNEP report. Photograph: Petros Karadjias/AP

UN report warns crimes such as logging and poaching are putting ‘high pressure’ on ecosystems in 15 countries in the Danube-Carpathian region

November 22, 2017 — An environmental “looting” spree is threatening biodiversity and pristine forests across 15 countries in central and eastern Europe, the UN has warned. Continue reading ‘Looting’ spree threatens wildlife and forests across eastern Europe