(par 2.2.1. 6.2) Soil organic matter
This topic has four questions: What is organic matter? What are the 4 main steps in degradation of organic matter? What is the impact of incorporating organic matter into the soil? What is humus? Question 1: What is organic matter? Organic matter is anything that contains carbon compounds that were formed by living organisms. It […]
(par 1.1) Scientists warn of grave impacts from loss of natural world
https://news.trust.org/item/20190506114455-fkidk by Reuters Monday, 6 May 2019 11:59 GMT Nature is declining globally at rates unprecedented in human history, warns report endorsed by 130 countries PARIS, May 6 (Reuters) – The accelerating loss of plant and animal species will have grave consequences for people worldwide, scientists warned on Monday in the largest comprehensive study into the impact of […]
(par 2.2.1 ) A-biotic components & ecosystem-functioning
http://www.bcb.uwc.ac.za/Sci_Ed/grade10/ecology/abiotic/abiot.htm Abiotic components The way in which plants and animals grow and carry out their different activities is a result of several abiotic factors. These factors are light, temperature, water, atmospheric gases, wind as well as soil (edaphic) and physiographic (nature of land surface) factors. Light Light energy (sunlight) is the primary source of energy […]