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Class Clips

Secondary Science : Chem: Earth and Environment

Clip description		Keywords
	Air pollution in London Duration: 01:51 In 2008, the government was given 40 days to either submit plans for cleaner air in London, or face punishment from the European Commission.	nitrous oxides, carbon dioxide, respiratory disease, poison, environment, environmental concern, traffic jam

	Arctic sea ice melts Duration: 02:00 Arctic sea ice melts leaving a male polar bear struggling to hunt.	climate change, greenhouse effect, global warming, polar bear, ice, glacier, carbon dioxide

	Ash and Aircraft Duration: 00:44 A description of how a pitot tube works and how it can be affected by ash.	volcano, volcanic, ash, pitot, pressure, BangGoesTheTheory, particulates, carbon

	Carbon dioxide in the atmosphere Duration: 02:08 Discussion of the greenhouse effect and the importance of maintaining a balance of carbon dioxide in the atmosphere.	carbon dioxide, hydrocarbons, fuel, greenhouse effect, fossil fuels, environment, chemistry, photosynthesis, bitesize

	Causes and impact of acid rain Duration: 02:02 A discussion about the causes of acid rain and attempts to reduce its impact.	sulphur, acid rain, pollution, coal, limestone, Loch Fleet, chemistry, bitesize, corrode

	Creating buildings that can withstand earthquakes Duration: 06:36 Dallas Campbell from 'Bang Goes The Theory' visits the new Bay Bridge in San Francisco to see how it is being built in sections that can move independently to withstand a major earthquake.	earthquake, richter scale, bridge, energy, engineer, engineering, fault, San Andreas, California, Swan Francisco, tectonic, Banggoesthetheory, Dallas Campbell

	Fast food outlets blamed for litter Duration: 02:32 A survey by 'Keep Britain Tidy' suggests packaging from fast food outlets accounts for a quarter of the litter dropped in England.	materials, packaging, environmental health, citizenship, junk food, vermin, rubbish, street cleaning, chemistry

	Global warming threatens ski resorts Duration: 02:32 A lack of snow caused by global warming could threaten the future of many ski resorts.	climate change, carbon emissions, global warming, greenhouse effect, environmental concerns, seasons, Alps, extreme sports, winter sports, tourism, business, economy, opinions, glacial melt, physics

	How is an earthquake formed? Duration: 04:05 Jem Stansfield from 'Bang Goes The Theory' explains the Richter scale for earthquakes and demonstrates how an underwater earthquake causes a tsunami.	Earthquake, tsunami, strain, energy, tectonic plate, subduction, richter scale, logarithm, logarithmic, Japan, Banggoesthetheory, Jem Stansfield

	How old is the Earth? Duration: 04:14 Michael Mosley recreates the experiment conducted by the Comte de Buffon in which he heated up balls of iron and timed their cooling to extrapolate the age of the Earth.	TheStoryofScience, Michael Mosley, Leclerc, Earth, iron, Comte de Buffon

	Hydrogen-powered car is commercially available Duration: 01:48 The Japanese carmaker Honda has designed a zero-emission vehicle powered by hydrogen fuel cells.	pollution, carbon footprint, climate change, global warming, energy, emissions, engineering, technology, chemistry

	Incinerating waste for energy Duration: 01:25 A waste management company considers developing energy from waste at a plant in a disused quarry near Ivybridge.	consulting, chemistry, planning, traffic, alternative fuel, non renewable, carbon dioxide, pollution, global warming, environmental concern, environment, rubbish

	London air quality worsens as the 2012 Olympics approach Duration: 01:54 Air quality monitoring units suggest worsening air pollution as the 2012 London Olympic games approach. The dangers of poor air quality are discussed.	nitrous oxides, respiratory disease, traffic jam, poison, environment, environmental concern, chemistry, pollution

	Pollution - acid rain Duration: 01:10 A description of the effects of acid rain on the environment and how pollution can be reduced.	fuel, combustion, fossil fuels, acid rain, corrosion, emissions, sulphur, chemistry, bitesize

	Pollution - the Exxon Valdez oil spill Duration: 01:27 The Exxon Valdez oil spill demonstrates the effects of pollution on the environment.	pollution, crude oil, oil spill, environment, Exxon Valdez, Alaska, chemistry, bitesize

	Reduction in migrating birds linked to global warming Duration: 02:01 The number of bird species flying to the UK every winter could be affected by global warming. Bird enthusiasts are concerned about the decreasing numbers reaching Britain to overwinter every year.	climate change, carbon emissions, global warming, greenhouse effect, bird spotting, endangered species, habitats, wetlands, physics

	Solar car completes round-the-world trip Duration: 01:10 A solar-powered car has driven around the world without using a single drop of fuel, except for sea crossings on board ships.	sun, energy, renewable, carbon footprint, design, engineering, technology, circumnavigation, physics

	The effect of human activity on the environment Duration: 02:38 Areas around the world affected by different types of pollution.	human activity, pollutants, pollution, smog, agriculture, oil, biosphere, environment, bitesize

	UN secretary goes to work in solar car Duration: 01:24 UN Secretary General Ban Ki-Moon has commuted to work by solar taxi to raise awareness of climate change issues.	solar cell, power, sun, energy, cars, renewable, environmental concerns, climate change, global warming, carbon footprint, engineering, design, technology

	Vehicles and air pollution Duration: 01:12 A description of air pollution from vehicles and the associated health problems.	pollution, vehicles, cars, asthma, carbon dioxide, greenhouse effect, iScience

	Volcanic activity on the Galapagos Duration: 01:31 Volcanic activity on the sea bed and on land is shown in the Galapagos Islands.	Galapagos, island, volcano, magma, lava, fountain

	Volcanic Eruption Duration: 02:08 A description of the theory of a phreatomagmatic eruption and the creation of an ash cloud.	volcano, eruption, phreatomagmatic, Iceland, ash cloud, volcanic ash, atmosphere, BangGoesTheTheory

	Volcano erupts in Chile Duration: 01:36 Thousands of people in southern Chile have been forced to leave their homes after a long-dormant volcano erupted unexpectedly.	emergency services, protective clothing, breathing, respiratory illness, volcanologists, prediction, natural disasters, geology, chemistry, pollution, volcano

	What causes tsunamis? Duration: 06:19 Liz Bonnin from 'Bang Goes The Theory' explains how tsunamis are caused, how they are different from normal waves and how detectors and computer modelling is being used to give warning of tsunamis before they arrive at coastlines.	Hawaii, Kilauea, tsunami, seismic, seismograph, earthquake, subduction, tectonic plate, wavelength, amplitude, frequency, wave speed, coastal landslides, waves, ocean, sensors, satellites, Banggoesthetheory, Liz Bonnin

	Why is Venus so hot? Duration: 02:16 The causes and effects of the greenhouse effect on Venus are described.	Venus, Pioneer, probe, Greenhouse Effect, outerspace

LEARNING ZONE BROADBAND

Secondary Science : Chem: Earth and Environment

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