6.Research

Research

A landfill is a huge hole in the ground where people dump rubbish in and when a landfill is filled up they put soil over it and they use the land as a park or a sports field.

Methane gas is a gas produced by landfill. When rubbish and foodscraps get covered they start to rot and it will create a gas called Methane Gas. Methane Gas is a kind of green house gas it can damage the ozone layer and it is harmful and it could kill us.

There are two ways of dealing with methane gas. It can be is flared it or if the quality and quantity is good enough they can use it to make electricity.

The four 'R's

There are four main ways to reduce the amount of rubbish that ends up in a landfill sites.They are sometimes called the four 'R's.

Refuse

Refuse means to say no to as much plastic bags as much as possible for example when you go to the supermarket you could bring a recyclable bag instead of using plastic bags to carry your grocery in.

Reuse

Reuse means to use something again instead of throwing it away.

Recycling

recycling is when you make something new from something old like paper, they could be turned into pulp and make new paper. Glasses and plastic could be melted and make new glass and bottles again.

Reduce

Reduce means to use less things that will become rubbish and will end up in a landfill.You could use the plastic bottle again so there will be less plastic bottle ending up in a landfill.

**Things that you can recycle:**

 * [[image:http://www.manukau.govt.nz/SiteCollectionImages/rubbish%20plastics.jpg align="right" caption="Recycle rubbish."]]Plastic bottles; and containers (any plastic container from the kitchen, bathroom or laundry)
 * Paper and cardboard, including juice and milk cartons (including Tetrapak)
 * Glass jars and bottles
 * Tins and cans
 * Clean aluminium foil, plates and trays
 * Empty aerosol cans.

**Things you can't recycle:**

 * [[image:http://www.manukau.govt.nz/SiteCollectionImages/rubbish%20nonrecycle.jpg align="right" caption="Non-recyble rubbish."]]Rubbish
 * Plastic bags
 * Plastic food wrap
 * Garden waste
 * Food waste
 * Clothing
 * Engine oil bottles and automotive parts
 * Paint or chemicals
 * Ashes
 * Expanded polystyrene such as:
 * foam hot drink cups
 * foam hamburger take-away clamshells
 * foamed meat trays and
 * protective foam packaging
 * Drinking glasses
 * Light bulbs
 * Mirrors
 * Window glass
 * Windscreen glass
 * Ceramics, crockery, porcelain and oven-ware
 * Disposable nappies
 * Computers
 * Car batteries.