Earth and Environment

The Earth is a blue-green planet sustaining all life as we know it. Our home is filled with lush forests, vast deserts and beautiful landscapes of nature. Currently, it is being invaded by catalyzed climate change caused by human activity such as pollution. 

©Peter Delaney
A brewing storm over Mountain Zebra Park, South Africa.

Environmental studies broadly encompass Earth processes, surface and atmospheric dynamics, Earth system history and ecology.

Scientists work to learn as much as possible about how climate change affects the Earth and our environment to better understand the severity of global warming and human intervention on the environment.

Earth and Extinction

Five mass extinction events have hit the planet since the first single-celled organisms split and multiplied. These events have snuffed out ...more


The environmental movement - which grew out of the momentum it gained in the 1970s - has had to take as good as it gives, rolling with the p...more

Marion Island: A Living Laboratory

The name 'sub-Antarctic' conjures images of frozen wastes, psychedelic night-lights, twenty-four hour summer days and icebergs. On the contr...more

Natural Systems of Marion Island

The natural system of Marion Island has taken several hundred thousand years to reach a self- perpetuating equilibrium. In just fifty years ...more

The Air Of the Earth

There's a symmetry in the air around you that is beautiful, poetic, invisible and entirely underrated. 78 percent of each breath you draw is...more

The Greenhouse Effect

The composition of the atmosphere has changed constantly over time, as has the thickness of the sweater of greenhouse gases, swinging betwee...more

The Heat Process of Earth

Most of our heat comes from the Sun. Of that energy reaching our outer atmosphere, just over half makes it through to the surface of the Ear...more

The Prince Edward Islands

In the 1970s scientists working on Marion Island, deep in the sub-Antarctic, would trek on foot into the island's hinterland and ski down th...more

The Savannah

The savannah of African folklore - with all the drama of its expansive grassy plains and scattered trees - is not some fixed place on the ma...more

The Science of Islands

To paraphrase the words of writer David Quammen: as far as species evolution and extinctions are concerned, continental islands start with e...more

The Value of Nature

In the global balance sheet of natural resources, we are using more than we have in the bank. We are living on borrowed time. Let's not get ...more

Wildlife of Marion Island

Knowing all the plants and animals makes it easier to see where each prefers to live, as one climbs the gradients. Marion Island’s lower s...more