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Why could phosphorus depletion leave us all hungry?

Why could phosphorus depletion leave us all hungry? Creative commons image Dennis Jarvis under Creative Commons BY-SA 4.0 license New content
Introductory level Duration 5 mins Updated 25 Jul 2016
Easily accesible phosphorus rock sources are starting to run out. As the mines empty, food production could be hit. Should access to the rock...

OpenLearn Live: 15th July 2016

Featuring: Video Video Audio Audio
OpenLearn Live: 15th July 2016 Copyright free image Copyright free: Public domain New content
Introductory level Duration 5 mins Updated 15 Jul 2016
A pioneer in the sky, an expert in reading it, and preserving our journey into it. Then more free learning across the day.

The world of water

The world of water
Introductory level Duration 5 mins Updated 22 Mar 2016
Delve into the world of water to celebrate World Water Day (22 March), and take a look at our free courses and articles on the subject.

What does scientific evidence tell us about making our homes energy efficient?

What does scientific evidence tell us about making our homes energy efficient? Creative commons image dunktanktechnician under Creative Commons BY 4.0 license
Introductory level Duration 5 mins Updated 18 Mar 2016
There's lots of advice about how to save money by making your house more efficient. But how much of it is just - ho ho - hot air? Meet a man who...

OpenLearn Live: 28th January 2016

Featuring: Video Video
OpenLearn Live: 28th January 2016 Creative commons image Brocken Inaglory under Creative Commons BY-SA 4.0 license
Introductory level Duration 5 mins Updated 28 Jan 2016
When the sun turns rectangular, and an update on the US Presidential election. Free learning from across the day.

OpenLearn Live: 27th January 2016

Featuring: Video Video
OpenLearn Live: 27th January 2016 Creative commons image NASA Goddard Space Flight Center under Creative Commons BY 4.0 license
Introductory level Duration 5 mins Updated 27 Jan 2016
The straight-edge storm that's like a sideways tornado. Then more free learning across the day.

OpenLearn Live: 26th January 2016

Featuring: Video Video
OpenLearn Live: 26th January 2016 Creative commons image BB and HH under Creative Commons BY-NC 4.0 license
Introductory level Duration 5 mins Updated 26 Jan 2016
What causes sudden, instant leaps in temperature? Then more free learning through the day.

OpenLearn Live: 25th January 2016

Featuring: Video Video
OpenLearn Live: 25th January 2016 Copyright free image Copyright free: Public domain
Introductory level Duration 5 mins Updated 25 Jan 2016
How extreme winters following extreme summers bring misery to Mongolia, and a first attempt to understand how common fat shaming is. Then more free...

Download your free wild weather poster

Download your free wild weather poster Copyrighted image Copyright: BBC
Updated 17 Dec 2015
Download your free wild weather poster to accompany the BBC series.

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Unclear about nuclear?

Free Course Free Course Featuring: Video Video Activity Activity
Unclear about nuclear?
Introductory level Duration 20 hours Updated 24 Mar 2016
Young people (18+) who are interested in but unsure about entering the nuclear industry will find assistance in this free course, Unclear about...

Energy resources: An introduction to energy resources

Free Course Free Course
Energy resources: An introduction to energy resources Copyrighted image Copyright: Used with permission
Intermediate level Duration 8 hours Updated 23 Mar 2016
Energy resources are essential for any society, be it one dependent on subsistence farming or an industrialised country. There are many different...

Energy resources: Nuclear energy

Free Course Free Course
Energy resources: Nuclear energy Copyrighted image Copyright: Used with permission
Intermediate level Duration 14 hours Updated 22 Mar 2016
The transformation of radioactive uranium and, in some instances, thorium isotopes provides vastly more energy per unit mass of fuel than any other...

Water use and the water cycle

Free Course Free Course
Water use and the water cycle Copyrighted image Copyright: Used with permission
Intermediate level Duration 10 hours Updated 22 Mar 2016
Water is arguably the most important physical resource as it is the one that is essential to human survival. Understanding the global water cycle...

Groundwater

Free Course Free Course
Groundwater Copyrighted image Copyright: Used with permission
Intermediate level Duration 10 hours Updated 22 Mar 2016
Water is arguably the most important physical resource as it is the one that is essential to human survival. Understanding the global water cycle...

Future energy demand and supply

Free Course Free Course
Future energy demand and supply Copyrighted image Copyright: Used with permission
Intermediate level Duration 13 hours Updated 22 Mar 2016
When you consider that the global annual consumption of primary energy increased more than ten-fold during the 20th Century, the importance of...

The frozen planet

Free Course Free Course
The frozen planet
Introductory level Duration 7 hours Updated 22 Mar 2016
This free course is a general introduction to the frozen planet, including the temperature in the polar regions; the energy from the Sun and the...

Eutrophication

Free Course Free Course
Eutrophication Copyrighted image Copyright: Used with permission
Intermediate level Duration 12 hours Updated 22 Mar 2016
Managing eutrophication is a key element in maintaining the earths biodiversity. Eutrophication is a process mostly associated with human activity...

Energy resources: Wave energy

Free Course Free Course
Energy resources: Wave energy Copyrighted image Copyright: Used with permission
Intermediate level Duration 3 hours Updated 22 Mar 2016
The energy carried by ocean waves derives from a proportion of the wind energy transferred to the ocean surface by frictional drag. So, ultimately...

Energy resources: Water quality

Free Course Free Course
Energy resources: Water quality Copyrighted image Copyright: Used with permission
Intermediate level Duration 10 hours Updated 22 Mar 2016
Water is arguably the most important physical resource as it is the one that is essential to human survival. Understanding the global water cycle...