A Catalyst article about wood as a renewable source of energy. Wood and biomass products could be used to generate electricity in the UK, and the article looks at the advantages and disadvantages of doing this and the technologies such energy generation would require.
This article is from Catalyst: GCSE Science Review 2004, Volume 15, Issue 1.
This Catalyst article looks at the production of rice, which is a staple food for billions of people. It describes how crop scientists have identified varieties of rice with favourable characteristics, such as flood resistance, and are using them to develop crops with increased yield.
The article is from Catalyst: Secondary Science Review 2012, Volume 22, Issue 3.
Seagrass meadows are an important environment in the Mediterranean and around Australia. They support diverse wildlife communities and act as carbon stores. This article explains what seagrass is, its value and the human threats to underwater seagrass meadows.
The article is from Catalyst: Secondary Science Review 2014, Volume 25, Issue 1.
This Catalyst article looks at the process of domestication which led to a natural increase in traits such as grain size (increasing calories available), grain accessibility, an increased number of grains and the loss of a hard protective coating.
This article is from Catalyst: Secondary Science Review 2016, Volume 26, Issue 3.
A Catalyst article devoted to food chains. This article looks at photosynthesis and the loss of energy from plants to animals throughout the food chain. How this limits the number of animals that can survive on the energy fixed by a patch of vegetation is explained.
This article is from Catalyst: GCSE Science Review 2002, Volume 13, Issue 2.
Alison Foster has combined her education in Chemistry with her love of plants to engage in some exciting projects at the University of Oxford Botanic Gardens. This Catalyst article gives a profile of her career choices, and introduces a public engagement activity called Chemistry in the Garden.
The article is from Catalyst: Secondary Science Review 2012, Volume 23, Issue 2.
A Catalyst article about scientists who are only beginning to understand just how complex and fascinating the relationship between trees, the carbon cycle and climate really is. This article explores how aspects of the GCSE science course relate to the latest research. It also covers the relationship between trees and climate, respiration and carbon dioxide levels.
This article is from Catalyst: GCSE Science Review 2007, Volume 17, Issue 4.
This Catalyst article explains how artificial photosynthesis could provide a useful energy supply and reduce the amount of carbon dioxide in the atmosphere. Experiments are underway in labs around the world.
This article is from Catalyst: GCSE Science Review 2011, Volume 21, Issue 3.