Using the Earth's Resources: Sewage Treatment...

This episode details the key ingredients in fertilisers: nitrogen, phosphorus, and potassium. It outlines the chemical production of nitrogen-based fertilisers, specifically ammonium nitrate, highlighting its rich nitrogen content due to its dual sources. We explain that phosphat ...  Show more

In this episode, we look at plants and nitrogen.Plants require nitrogen to produce proteins necessary for growth. While the atmosphere is full of nitrogen gas, plants cannot directly utilise this form. Instead, they absorb soluble nitrates from the soil. Crop harvesting depletes ...  Show more

In this episode, Jamie delves into the world of bacteria, explaining how they cause harm and discussing examples such as Salmonella and Gonorrhoea.

Learn about how these bacterial diseases spread and the measures we can take to prevent infection.

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In this episode, Jamie explains how infectious diseases spread through direct contact, contaminated water, and airborne droplets.

Discover how these methods facilitate the transmission of illnesses such as Athlete's foot, cholera, and the flu.

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In this episode, Jamie investigates the role of protists as single-celled, eukaryotic parasites and how they cause diseases such as malaria.

Learn how protists interact with vectors and the severe impacts they can have on their hosts.

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In this episode, Jamie discusses the vital strategies to prevent the spread of infections, including maintaining hygiene, isolating infected individuals, safeguarding against vectors, and the importance of vaccination.

Tune in to learn how these measures effectively he ...