Global warming is increasing of the average temperature of the air. The global warming come from the green house gases that are increase by the activities of human. The green house gases will increase to the atmosphere, so we need to have the ways to reduce the global warming is save electricities. Saving electricities is the easiest way that are will reduce the global warming. If we remove the plug before leaving the house all the times, we can help to reduce carbon in the atmosphere around 29 million tons/year. The second way is re-use, reuse the plastic bags that we have received from the stores. After we used, we should be to use again. Next, We can bring the papers that we have used already to use again. Bringing the newspaper to clean the glasses, it will help to reduce the cutting of trees. The third way is renewable energy, start from use NGV LPG gas and the last way is plant the trees is the way that can help to reduce global warming. As we all know, the trees will breathe in carbon dioxide and breathe out oxygen like the air purifierair. So, it's very easy that we can do to reduce the global warming. We must do it today, before we don’t have the world to live.