This blog was originally based on a course ran by Professor Nick Gray of the Trinity Centre for the Environment at Trinity College Dublin who also wrote a textbook for the module Facing up to global warming: What is going on and what you can do about it. Now working as an independent consultant, Nick continues to work in the area of environmental sustainability and looking at ways of making a difference without recriminations or guilt. Saving the planet is all about living sustainably.
Saturday, December 12, 2015
Sunday, December 6, 2015
Visualization of methane emissions from cattle
A
new imaging technique, developed by a team led by Dr Magnus Gålfalk at the Linköping
University in Sweden and described in Nature Climate Change, allows us to see for the first time where it is being
generated. The video shows methane emissions (shown in purple and
green) escaping from a vent in barn of housing 18 cows. This is a major step forward in our management of greenhouse gas emissions from landfill, agriculture, wastewater treatment and any other potential source of the gas.
Find out more about methane at: http://www.methanenet.org/
Saturday, December 5, 2015
Action Day at COP21 - Today everyone is invited to start taking action to control global warming
Today is Action Day at COP21 in Paris. Today everyone is invited to start taking
action to control global warming. http://bit.ly/1TrKg2F http://bit.ly/1lCjXMi
Our book Facing up to Global Warming: What is Going on and How You Can Make a Difference? published by Springer and launched for COP21 by Professor Nick Gray of the Trinity Centre for the Environment explores what global warming is, how it affects climate and importantly how we can deal with. It is a challenge that everyone needs to be a part of. So on this day of action make a pledge to do your part to reduce greenhouse gas emissions by examining how you can minimize waste without compromising how you want to live.
Twitter @Nickgraytcd
Twitter @Nickgraytcd
Friday, December 4, 2015
Follow COP21 live
This year the UN climate talks (COP21) are taking place in Paris from the 30th
November to 11th December. The aim is to achieve a legally binding and
universal agreement on climate with the aim of keeping global warming below 2
degrees C. There will be an estimated 50,000 participants including 25,000
official delegates. For those attending the aim is to stimulate interactions
during the conference between the negotiators and representatives of Civil
Society. Of course the remaining 7 billion of us won't be able to attend the conference, but thanks to the UN we will be able to follow the conference live at http://unfccc6.meta-fusion.com/cop21/
More information of global warming and climate change http://bit.ly/1NPLbun
Posted Nick Gray
Tuesday, November 17, 2015
90% of seabirds have consumed plastic
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| . Photograph: Chris Jordan/Midway: http://bit.ly/1iYURFI |
Our litter and waste has reached a new level of disbelief with a
new study showing that upto 90% of seabirds will have ingested plastic items
they have mistaken for food. A report in the Guardian has highlighted
their work link. Their results can be seen in the Proceedings
of the National Academy of Sciences.
We still haven’t learnt as our production of platics in the past
11 years exceeds the amount produced since it was first produced in the 1950s.But something is
being done and new a new collection boom is
hoping to start removing larger material soon.
You can help right now by picking up litter that will find its way eventually into the sea.
Posted: Nick Gray
Twitter @Nickgraytcd
Friday, November 13, 2015
Major Greenland glacier victim to global warming
A NASA funded project has
identified that the massive Zachariae Isstrom, that represents 5% of the total
Greenland ice sheet, broke loose from a stable position in 2012 started a phase
of accelerated retreat. The glacier
drains ice from an area of 35,440 square miles (91,780 square kilometers), that
is enough water to raise global sea level by more than 18 inches (46
centimeters) if it were to melt completely. The bottom of Zachariae Isstrom is
being rapidly eroded by warmer ocean water mixed with growing amounts of
meltwater from the ice sheet surface. Currently it is now losing 5 billion tons
of ice and water every year into the North Atlantic Ocean. Jeremie Mouginot, an
assistant researcher in the Department of Earth System Science at the
University of California, Irvine who has published this study in Science says
that the result of this glacier breaking up and calving high volumes of
icebergs into the ocean, will result in rising sea levels for decades to come. Full report Link
Adjacent to this is another large
glacier Nioghalvfjerdsfjorden which is melting at a slower rate, but together
they make up 12% of the Greenland ice sheet, so together they will raise sea
levels by more than 39 inches (99 centimeters) if they completely melt.
NASA has a new project -
Oceans Melting Greenland- which is monitoring ocean conditions around
Greenland. https://omg.jpl.nasa.gov/portal/
To find out more about global warming and what you can do about it visit http://bit.ly/1NPLbun
Posted Nick Gray
Tweet @Nickgraytcd
Friday, October 16, 2015
World Food Day
Today is World Food Day which highlights the urgent issue of chronic hunger and promotes positive action through events in some 150 countries. Follow the action on the web or on Twitter
About 795 million people are undernourished globally, down 167 million over the last decade, and 216 million less than in 1990–92. The decline is more pronounced in developing regions, despite significant population growth. In recent years, progress has been hindered by slower and less inclusive economic growth as well as political instability in some developing regions, such as Central Africa and western Asia.
Read more in the latest FAO Report The State of Food Insecurity in the World
Posted : Nick Gray https://twitter.com/Nickgraytcd
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