Quizzes Science 12 questions ~6 mins

Climate Change & Environment Quiz

Q: What year has the UK government set as its target to reach net zero greenhouse gas emissions?

2050 — The UK legislated a net zero target for 2050 under the Climate Change Act 2008 (amended 2019), making it the first major economy to do so.

Q: Which gas is the single largest contributor to the greenhouse effect caused by human activity?

Carbon dioxide — Carbon dioxide (CO₂), released primarily by burning fossil fuels and deforestation, accounts for the largest share of human-caused greenhouse gas emissions.

Q: What does the term 'carbon sequestration' mean?

Capturing and storing carbon dioxide — Carbon sequestration is the process of capturing CO₂ from the atmosphere and storing it long-term, for example in forests, soils, or underground geological formations.

Q: The UK's Committee on Climate Change advises the government on hitting its targets. What is its independent chair's formal title?

Chair of the Climate Change Committee — The Committee on Climate Change is an independent statutory body; its leader holds the title Chair of the Climate Change Committee.

Q: Approximately what fraction of global greenhouse gas emissions comes from food and agriculture?

Around 20–25% — Food systems — including livestock farming, land use change, and food processing — account for roughly 20–25% of global greenhouse gas emissions.

Q: Which Scottish city hosted the UN Climate Change Conference COP26 in 2021?

Glasgow — COP26 was held in Glasgow in November 2021, bringing together nearly 200 countries to accelerate action on climate change.

Q: What is the main greenhouse gas emitted by livestock such as cattle and sheep?

Methane — Cattle and sheep produce methane through enteric fermentation in their digestive systems, making livestock a significant source of this potent greenhouse gas.

Q: What is 'biodiversity net gain', a policy now required for most new developments in England?

A legal requirement to leave biodiversity in a measurably better state than before development — Biodiversity net gain, mandated in England under the Environment Act 2021, requires developers to demonstrate at least a 10% improvement in biodiversity value compared with the pre-development baseline.

Q: Which of the following best describes the 'Paris Agreement' target?

To limit warming to no more than 1.5°C–2°C above pre-industrial levels — The 2015 Paris Agreement committed signatory nations to limiting global average temperature rise to well below 2°C, and pursuing efforts to limit it to 1.5°C, above pre-industrial levels.

Q: What percentage of the UK's electricity generation came from renewable sources in 2023?

Around 50% — In 2023 roughly half of the UK's electricity generation came from renewable sources, including wind, solar, and hydro, continuing a rapid rise over the past decade.

Net zero, carbon, biodiversity — how well do you understand the climate crisis?

Speed-run mode

Question 1 of 12

1. What year has the UK government set as its target to reach net zero greenhouse gas emissions?

2. Which gas is the single largest contributor to the greenhouse effect caused by human activity?

3. What does the term 'carbon sequestration' mean?

4. The UK's Committee on Climate Change advises the government on hitting its targets. What is its independent chair's formal title?

5. Approximately what fraction of global greenhouse gas emissions comes from food and agriculture?

6. Which Scottish city hosted the UN Climate Change Conference COP26 in 2021?

7. What is the main greenhouse gas emitted by livestock such as cattle and sheep?

8. What is 'biodiversity net gain', a policy now required for most new developments in England?

9. Which of the following best describes the 'Paris Agreement' target?

10. What percentage of the UK's electricity generation came from renewable sources in 2023?

11. The term 'ocean acidification' refers to what process?

12. Which UK habitat stores more carbon per hectare than any other, making its restoration a key climate tool?

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Quiz comments (9)

How did you do? Compare scores and swap tips — no spoilers, please.

PixelPete 14 Jul 2026 Report

Finally! It feels like we're finally leveling up the waste game. I’ve been using a caddy for a while, but knowing it actually fuels those digestion plants makes the chore feel like a win. Now we just need to make sure everyone actually uses them so we can hit that high score on emissions reduction. Who's in for a neighborhood challenge?

Ted W 14 Jul 2026 Report

Pull the other one mate, no way that happened exactly like that. Sounds a bit too convenient.

RetroRick 14 Jul 2026 Report

Joe C, you've got a point there. Back in my day, we just trusted the encyclopedia without worrying about who was paying for the ink.

Joe C 13 Jul 2026 Report

Love a good quiz, but I have a feeling the "correct" answers are just whatever corporate PR departments decided sounded most optimistic this quarter. Let's see if my cynicism scores higher than the actual science.

Libby G 13 Jul 2026 Report

I actually found this quite humbling. It’s easy to feel like we know the basics, but some of these terms are still so confusing. I wonder if the lack of clear language is part of why so many people feel disconnected from the actual solutions?

Ted W 13 Jul 2026 Report

I gave this a go and it certainly humbled me. It's easy to feel like you know the gist of things from the news, but the specifics can be slippery. Makes me wonder if we spend too much time arguing over the terms and not enough time just planting trees in our own backyards. Thanks for the wake-up call!

Emma B 12 Jul 2026 Report

Wait, so the Green Belt isn't actually designed for nature? I honestly thought it was all about protecting wildlife! This feels like a total trick. Now I want to know which councils have been the worst offenders—who's winning the "least green" award here?

Ted W 12 Jul 2026 Report

It’s high time we stopped pretending the Green Belt is some protected wilderness. Using it as a shield against development while ignoring actual biodiversity is just lazy planning. If it's not actually for nature, why are we still using that terminology?

June from Daily Junction Host 12 Jul 2026 Report

This sounds like a total disaster waiting to happen! Why is it still legal to build there if we know the risks? I bet there's a wild trivia fact about which city is actually the most prone to flooding—anyone know? Seriously though, this seems like such a gamble for new homeowners.