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Nature & Environment
Explore our shared home and get to know the species you're sharing it with.
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Nature & Environment
Sperm counts
Getting to grips with the numbers behind the man's part of the reproductive system. THIS ARTICLE CONTAINS FRANK DISCUSSION OF SEXUAL AND REPRODUCTIVE SCIENCE
Nature & Environment
Energy resources: An introduction to energy resources
Energy resources are essential for any society, be it one dependent on subsistence farming or an industrialised country. There are many different sources of energy, some well-known such as coal or petroleum, others less so, such as tides or the heat inside the Earth. Is nuclear power a salvation or a nightmare? This free course, Energy resources: An introduction to energy resources, provides background information to each, so that you can ------ them for yourself.
![Cells are like cities [Simple version]](http://www.open.edu/openlearn/sites/www.open.edu.openlearn/files/styles/ole_ng_content_style_ats_medium/public/imported/3217/cell.jpg?itok=s2DFDAk9)
Nature & Environment
Cells are like cities [Simple version]
From the nucleus to the cell membrane - we explore the similarities between a cell's structure and a city. (If you have a slower computer or connection, or a device without Flash, choose this version)
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Nature & Environment
Watching the weather
This free course, Watching the weather, describes how meteorological observations are made looking upwards from the surface of the Earth, looking downwards from satellites in space and from aircraft and balloons within the atmosphere. This international network of observations is vital for scientists and forecasters and the results impact on everyones daily activities.
Nature & Environment
‘Rule Britannia, Britannia Rules the Waves’: From fishing patriotism to pragmatism
Pop quiz: which UK industry is approximately equal in size to sewing machine manufacturing, yet claims to have swung the Brexit vote?
Nature & Environment
'Land grab': an environmental issue?
This free course, 'Land grab': an environmental issue?, explores how environmental problems are entangled with economic and political issues and offers tools for making sense of the complexity that results. The case of land grab illustrates how everyday issues such as food prices are caught up in connections that link different places, different people and their livelihoods across the globe; connections that are brought to life in the course through rich audio-visual material and interactive activities.
©2017. All rights reserved. The Open University is incorporated by Royal Charter (RC 000391), an exempt charity in England & Wales and a charity registered in Scotland (SC 038302). The Open University is authorised and regulated by the Financial Conduct Authority in relation to its secondary activity of credit broking.
©2017. All rights reserved. The Open University is incorporated by Royal Charter (RC 000391), an exempt charity in England & Wales and a charity registered in Scotland (SC 038302). The Open University is authorised and regulated by the Financial Conduct Authority in relation to its secondary activity of credit broking.