Listing all results (8)

STEM and STEAM for Cartography

Mini Map Makers is creating a Poster for STEM and STEAM for Cartography. How Cartography interacts with the elements! This is working progress and a draft copy will be out soon!
Publication date:
14 September 2017

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Food additives

A Catalyst article about food additives. Some additives are natural and some are manufactured by the chemical industry. Some, like vitamin C, can come from either natural or artificial sources. As with every other component of food all additives are chemicals. Even organic food can contain a certain number of...
Publication date:
2000 - 2009

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Starting a Greener Revolution

A Catalyst article looking at strategies for ensuring that there is a plentiful food supply in the future and how this can be sustained.The article looks at three main areas for scientific investigation:*Fertilisation*Pest control*Genetic modificationIt also looks at balancing the need for more food production to meet...
Publication date:
2010 to date

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Food Technology - Careers

A Catalyst article about careers in the food industry. The food and drink industries are part of a chain linking farming and growing through to food processing, manufacture and finally to the sale of food in supermarkets and restaurants. This article describes some of the many career areas in food technology together...
Publication date:
2000 - 2009

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Salt

A Catalyst article about why human beings need salt (sodium chloride) in their diets to survive, but too much can be toxic. Where does salt come from, and what is it used for? This article looks at salt extraction and mining in England, the domestic and industrial uses of salt as well as its molecular structure.This...
Publication date:
2000 - 2009

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Intensive Crop Production Systems

A Catalyst article explaining how much of the food that humans consume comes from systems in which large numbers of plants or animals are grown under closely controlled conditions, designed to maximise production. When they grow plants as crops farmers intervene in various ways to optimise growth, so that the food is...
Publication date:
2000 - 2009

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Is Salmon Good for You?

A Catalyst article examining if there are harmful chemicals in farmed fish. Oily fish such as salmon, tuna, sardines and mackerel contain plenty of protein, vitamins and the right sort of fats. They are rich in omega-3 fatty acids which are released when fats are digested. The human body uses these fatty acids to make...
Publication date:
2000 - 2009

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Plants and Mineral Nutrients

A Catalyst article looking at the chemicals that are in plants and trees and the role they play in the life of the plant. Starting with photosynthesis the article moves onto naturally occurring chemicals and explains why plants need fertilisers. Growing salad crops hydroponically is also examined.This article is from...
Publication date:
2000 - 2009

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