To speak about nature warning, you need the appropriate vocabulary.
Industrial waste - wastes from factories, plants;
Famine - when people living in a particular area do not have enough food for a long time causing suffering and death;
Deforestation - when all the trees in a large area are cut down;
Overfishing - ​catching too many ​fish in an ​area of the ​sea, so that there are not many ​fish ​left there;
Flood - when a place becomes covered in water;
Volcanic eruption - when a mountain with a large hole at the top explodes and produces hot, melted rock and smoke;
Rising water levels - increase the height of water;
Hole in the ozone layer - a hollow space in the layer of ozone high above the Earth's surface that prevents the sun from harming the Earth;
Noise pollution - noise, often from traffic, which upsets people where they live or work;
Land pollution - damage caused to land by harmful substances or waste;
Oil spills - when oil has come out of a ship and caused pollution;
Ultraviolet radiation - energy from the sun you cannot see, but it can be harmful.
We can see ​low ​fish ​stocks ​caused by overfishing.
The book shows simple things you can do to reduce land pollution.
People are concerned about ultraviolet radiation.