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Rocky Rex
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The Time-Warped Tyrannosaur
The Time-Warped Tyrannosaur

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Climate Change - Evidence from Ice Cores
Ice cores   are cylinders of ice, drilled from an ice sheet or a glacier.  They are usually 10 centimetres in diameter, and can be taken from deep in the ice. Ice cores provide  trapped samples of ancient air . Dr Emilie Capron of the   British Antarctic Su...
Climate Change - Evidence from Ice Cores
Climate Change - Evidence from Ice Cores
rockyrexscience.blogspot.com
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Climate Change - Repeat photography of melting glaciers
Glaciers   are melting quickly in many places. Grinnel Glacier - at the top, 1940, compared with the lower image from 2006.  Repeat photography   reveals this process. Mount Lyell is in Yosemite National Park, California. New research shows that  glacier re...
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Climate Change - The Iceman
In places which are not as frozen as they were, amazing discoveries have been made. In 1991 two hikers in the Alps found a body. They were shocked, and reported the find. It was even more extraordinary when the investigation found that the body was thousand...
Climate Change - The Iceman
Climate Change - The Iceman
rockyrexscience.blogspot.com
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Climate Change - The Greenhouse Effect
What do scientists mean by the " Greenhouse Effect "? When the Sun's energy arrives at the Earth, it travels through the air. Some is reflected back to space, but some hits the Earth and warms it. The warm Earth gives off  infrared radiation  with various w...
Climate Change - The Greenhouse Effect
Climate Change - The Greenhouse Effect
rockyrexscience.blogspot.com
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Climate Change - The Carbon Cycle
Carbon dioxide is always in the atmosphere as part of the Earth's  carbon cycle. The global carbon cycle transfers carbon through the Earth’s different parts -  the atmosphere, oceans, soil, plants, and animals.  So carbon moves around — it flows — from pla...
Climate Change - The Carbon Cycle
Climate Change - The Carbon Cycle
rockyrexscience.blogspot.com
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Climate Change - Iceland
Iceland lies on the  Mid-Atlantic Ridge , which is why it has volcanic activity. Iceland also has  ice caps  and  glaciers . Iceland is one of the fastest-warming places on the planet  – as much as four times the Northern Hemisphere average.  The glaciers t...
Climate Change - Iceland
Climate Change - Iceland
rockyrexscience.blogspot.com
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Climate Change - The Pliocene Rebooted?
Atmospheric carbon dioxide concentration  is now around 400 parts per million (ppm). It last reached similar levels during the  Pliocene , 5.3-2.6 million years ago.   Outcrop of Middle Pliocene diatomaceous lake beds at Ledi Geraru, northern Afar region of...
Climate Change - The Pliocene Rebooted?
Climate Change - The Pliocene Rebooted?
rockyrexscience.blogspot.com
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Climate Change - Permafrost and greenhouse gases
Arctic permafrost – ground that has been frozen for many thousands of years – is now thawing because of global climate change. “The release of greenhouse gases resulting from thawing Arctic permafrost could have catastrophic global consequences,” said  Dr. ...
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Climate Change - Oceania
Oceania  is a region made up of thousands of  islands throughout the Central and South  Pacific Ocean.   It includes Australia, the smallest continent in terms of total land area. Many of the nations in Oceania are  Small Island Developing States (SIDS). Ma...
Climate Change - Oceania
Climate Change - Oceania
rockyrexscience.blogspot.com
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Climate Change - Why isn't every year a record year?
Heat can affect things without causing a temperature rise. Extra heat can be used in ‘ changing state ’ instead of raising temperature. A change of state could be … a  solid  melting to a  liquid .  Or a  liquid  evaporating to a  gas . So  heat is needed t...
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