The beautiful winged insects we recognise as butterflies are actually in the fourth and final stage of their life cycles. …
Environment
Why do we Need Trees?
There are nearly 3 trillion trees on Earth! We see trees all the time but we don’t always think about …
The environmental problems of melting ice sheets
Glaciers and ice sheets are found all around the world, but they are melting because climate change is increasing global …
Better protection for Tanzania’s wildlife
Tanzania has recently upgraded five wildlife reserves to national parks. There are two key aims, one is to increase the …
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 …