Sustainable Putnam

Ocean Currency

Sun warms water and it rises to the surfaceEarth spins on its axis and swirls it round Clockwise and counter clockwise, back and forth Salt is mixed in and squeezed outWater is cooled and sinks, freezes and floats Currents travel round the globeVisiting the diversity of each river and coast lineThey stream past one another, …

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Earth Overshoot Day

Our planet has a budget but this budget isn’t about money. It’s about resources. Earth can only produce a certain amount of resources every year and every year we use it all up. The day that we use up the year’s worth of resources is called Earth Overshoot Day. This year it falls on August 22.