Tanzania has recently upgraded five wildlife reserves to national parks. There are two key aims, one is to increase the …
Environment
How can we use technology to reduce food waste?
Currently, there are 7.5 billion people in the world. Of them, 1 in 4 suffers from malnutrition. The world’s population …
How African animals are adapted to life in the savannah
An adaptation is a feature of an animal that helps it survive. This can be a physical change to the …
What are plastics and what is their environmental impact?
The word ‘plastic’ is a general term used to describe a group of materials. They can also be called polymers, …
Climate change: why it matters
Climate change refers to long-term changes in the earth’s climate. Climate change does not describe the day-to-day weather we experience. …
What is hydroelectric power?
Hydropower uses the power of moving water to generate electricity. It is currently the world’s largest source of renewable energy, …
Why is biodiversity important?
Biodiversity is when there are many species in an area. A species is a particular sort of plant or animal …
The advantages of hydropower over solar power in Africa
There is definitely an energy crisis in Africa that needs to be faced. Solar power, the use of the sun’s …
How nutrient cycling keeps land healthy
WHAT ARE NUTRIENTS?
Nutrients are ‘elements’ (types of matter that make up everything we see and feel). All plants and …
Why we should stop burning waste and alternatives for waste disposal
WASTE LEVELS IN NUMBERS
Every year humans make more than 1 billion tons of waste. The problem is getting worse …