Issue 205
![Man checking a gas bottle in room with shelves full of silver coloured gas bottles](https://i0.wp.com/ecos.csiro.au/wp-content/uploads/2015/03/Paul-Fraser-air-samples.jpg?resize=385%2C256&ssl=1)
Paul Fraser: the Air Man of Cape Grim
Paul Fraser looks at things that aren’t there, and at invisible things. He came up with the idea of having a library of air. But it’s not because he’s a bit odd – he’s not. He’s doing these things as part of some vitally important science.
![Aerial view of river surrounded by green landscape](https://i0.wp.com/ecos.csiro.au/wp-content/uploads/2015/03/Carl-Davies-CSIRO.jpg?resize=385%2C256&ssl=1)
Despite decades of deforestation, the Earth is getting greener
A new investigation of satellite records reveals that the Earth is getting greener, despite ongoing deforestation in Indonesia and South America.
![Coral reef with reef fish](https://i0.wp.com/ecos.csiro.au/wp-content/uploads/2015/03/GreatBarrierReef_Roberts_2.jpeg?resize=385%2C256&ssl=1)
Biological treasures need breathing room to cope with climate
With three UNESCO World Heritage Areas under threat from climate change, including Australia’s Great Barrier Reef, scientists have put forward a new approach to making iconic ecosystems more resilient—and it's not just about reducing global emissions.
![Man and woman dancing hand in hand](https://i0.wp.com/ecos.csiro.au/wp-content/uploads/2015/03/Endurance-book-sq.jpg?resize=385%2C256&ssl=1)
Dancing to drought’s ragged tune
For most of us, the word drought conjures images of a parched landscape, stunted crops, dry waterways and dead livestock. But what about rain dancing?
![A small moth with gold and metallic purple specks on its wings standing on a leaf](https://i0.wp.com/ecos.csiro.au/wp-content/uploads/2015/03/Female-EnigmaMoth-GeorgeGibbs.jpg?resize=385%2C256&ssl=1)
Small, beautiful, new and very old: meet the Enigma moth
We recently celebrated one of the most exciting discoveries in entomology in the last 40 years – the discovery of a new family of primitive moths. It was found right in our own backyard, on Kangaroo Island in South Australia.
![View over the observatory with sunset and mountain top poking through the clouds in background](https://i0.wp.com/ecos.csiro.au/wp-content/uploads/2015/03/Wea04096_-_Flickr_-_NOAA_Photo_Library.jpg?resize=385%2C256&ssl=1)
February carbon dioxide levels average 400ppm for first time
The US government’s greenhouse gas monitoring site at Mauna Loa in Hawaii has confirmed that its average recorded carbon dioxide levels for February topped 400 parts per million (ppm) – the first time that this has been seen in a northern winter month.