Greenhouse Gases
![Tech can do a lot, but won’t get us to net zero on its own thumbnail image](https://pursuit.unimelb.edu.au/__data/assets/image/0024/80853/varieties/375w.jpg)
Sciences & Technology
Tech can do a lot, but won’t get us to net zero on its own
The Morrison government’s emphasis on technology to drive down emissions will still need taxes and subsidies to achieve net zero
![COVID-19 drop in pollution to be short-lived thumbnail image](https://pursuit.unimelb.edu.au/__data/assets/image/0031/89536/varieties/375w.jpg)
Sciences & Technology
COVID-19 drop in pollution to be short-lived
COVID-19’s hit to the global economy is cutting air pollution, but the eventual recovery could leave our environment worse off and further behind in reducing emissions
![The opportunities and risks of decarbonising our transport thumbnail image](https://pursuit.unimelb.edu.au/__data/assets/image/0026/93626/varieties/375w.jpg)
Environment
The opportunities and risks of decarbonising our transport
Australia is behind on regulating vehicle greenhouse gas emissions, but we have many options that when combined carefully could achieve deep abatement, clean our air and even save us money
![Hydrogen: Has its time come? thumbnail image](https://pursuit.unimelb.edu.au/__data/assets/image/0023/95351/varieties/375w.jpg)
Environment
Hydrogen: Has its time come?
The promise of a hydrogen economy has waxed and waned, but the falling cost of renewable energy could be the game changer that makes hydrogen fuel economic
![How a termite’s mound filters methane (and what it means for greenhouse gases) thumbnail image](https://pursuit.unimelb.edu.au/__data/assets/image/0025/95650/varieties/375w.jpg)
Sciences & Technology
How a termite’s mound filters methane (and what it means for greenhouse gases)
Termites produce greenhouse gas methane (the same way the rest of us do) but half of their emissions are filtered by their mounds
![Surgeons go green: Recycling general anaesthetic thumbnail image](https://pursuit.unimelb.edu.au/__data/assets/image/0007/101230/varieties/375w.jpg)
Health & Medicine
Surgeons go green: Recycling general anaesthetic
The development of a new technology that captures potentially damaging anaesthetics could lead to recycling the cleanest, rarest and safest anaesthetic gases known to medicine
![Australia’s energy trilemma explained thumbnail image](https://pursuit.unimelb.edu.au/__data/assets/image/0011/101630/varieties/375w.jpg)
Business & Economics
Australia’s energy trilemma explained
Securing an affordable, reliable and environmentally responsible energy sector is a huge challenge for policy makers - here's why
![Key greenhouse gases higher than any time over last 800,000 years thumbnail image](https://pursuit.unimelb.edu.au/__data/assets/image/0024/101985/varieties/375w.jpg)
Sciences & Technology
Key greenhouse gases higher than any time over last 800,000 years
Worldwide compilation of data reveals the most complete picture ever showing the 43 greenhouse gases driving global warming