The increasingly dire nature of news about climate change makes many people want to take action.

July was the hottest month on record, contributing to record ice melt and unprecedented Arctic wildfires. Global warming is making extreme weather like Hurricane Dorian and this summer's European heat wave more likely. Human activity is also driving a sixth mass extinction, polluting the oceans, and deforesting the land.

To do their part in counteracting these trends, many people are trying to reduce their waste, cut down their meat consumption, and avoid high-emissions activities like flying. Some of these eco-friendly choices, however, don't have as big an impact as one might hope.

Here are nine things that probably aren't helping the environment as much as you think.

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