Picture of the week: Reef wall, Raja ampat

News: Greenlands icesheet declining rapidly.

Helheim glacier

In recent decades, the Greenland Ice Sheet has been a major contributor to global sea-level rise. Its largest Helheim glacier became 10 kilometers shorter  between 2005 and 2019. A recent  study in Nature   predicts  shat cumulative ice losses from Greenland as a whole have been close to the UN climate panel  IPCC’s predicted rates for their high-end climate warming scenario, which forecast an additional 50 to 120 millimetres of global sea-level rise by 2100 when compared to their central estimate

News: IUCN report: Warming oceans show decrease of oxygen

Climate change and nutrient pollutions are driving the oxygen  from our oceans, and threatening many species of fish. Especially tuna are suffering from lack of oxygen, says IUCN

News: All modern humans originated in northern Botswana, study says

According to a  new genetic study by Vanessa Hayes all modern humans trace our ancestry to a single spot in southern Africa 200,000 years ago. Suggesting that we all are descendants from the Khoisan in North Botswana. The name of the former paradise is  Makgadikgadi. What is now the Kalahari region of northern Botswana. ‘Mitochondrial Eva’, a DNA transferred from mother to daughter, is seen as a time capsule that gradually transforms with time.  The group investigated DNA extracted from the blood of 1217 African aboriginals. 

Highlighted: E-book update

This ‘E-book’  contains an updated collection of around 80  blog articles for the last three years.   I here provide two separate content lists, a list in which the articles are ordered according to the five most often recurring themes, and a chronological list. A simple click on the title will hopefully guide you to the article of your choice. For download,  click  next to the  PDF icon below