Crickets, grasshoppers, songs and heatwaves

Grasshoppers existed long before dinosaurs. And crickets are eaten, reviled and revered around the world

Crickets, grasshoppers, songs and heatwavesFolklore widely claims that you can tell the temperature simply by listening to how fast crickets ‘sing.’ Is that really true? Read on and I’ll share the truth by the end of this column. But first, let’s learn something about these little guys and their buddies. Crickets are related to grasshoppers and resemble them a…

Jewelweed is a jewel of a weed

Herbalists have long espoused the benefits of jewelweed, primarily as a remedy for the treatment of poison ivy and poison oak rashes

Jewelweed is a jewel of a weedIn many areas of the country grows a little plant that has remarkable medicinal qualities: jewelweed. In my last column, I wrote about my encounter with poison ivy and the discomfort my carelessness caused me. Now I want to share more of the story. Natural medicines are well-known and much studied, here and abroad. Jewelweed…

Being careless around poison ivy can cost you

There’s a high likelihood of a rash arising as a result of contact with the plant. Have I mentioned I’m in agony?

Being careless around poison ivy can cost youI write this week’s column from a position of grave discomfort, for my careless attitude toward poison ivy has left me blistered and in some agony … sigh! I always thought I was immune to this dangerous plant, for I have tromped through it all my life and never even had a glimmer of an…

Pollinators in peril and need our help

Pollinators are responsible for about one out of every three bites of food people eat. Without them, we would starve

Pollinators in peril and need our helpWe hear with alarming frequency that honey bees are in decline around the globe due to mysterious diseases, climate change, pesticides and habitat loss. But what of the other pollinators – solitary bees, bumblebees, pollen wasps, bee flies, ants, midges, hoverflies, butterflies, moths and beetles? How are they faring? Pollinators don’t have to be tiny…

Don’t squish that spider!

We may be genetically programmed to fear spiders, but they're here for a reason. Leave them alone to eat other insects

Don’t squish that spider!“The itsy-bitsy spider climbed up the water spout. …” So many people are afraid of spiders, but I’ll bet almost none of them can tell you why. According to a new study out of Columbia University, it may be genetic. Our ancestors had to fear spiders – in Africa, where our roots all take us,…

Serenaded by cicadas

Their song is produced by a complex vibrating membrane on their sides and a hollow resonant body cavity

Serenaded by cicadasEvery year in late June to mid-July, I await the return of the cicada. (Actually, they never left, but more on that in a moment.) For me, this is the song of summer. As I write, one is serenading me outside my office window. Long after the April rains have passed, May flowers have bloomed…

We can – and must – stop our plastic legacy

Countless animals ingest plastics and die. Do we care? Do we care that these plastics are now in the human food chain?

We can – and must – stop our plastic legacyWe often see news items about the environmental impact of single-use plastic straws. And we want to do something, which is good. Costa Rica plans to ban single-use plastics. At a recent G7 summit, the nations condemned single use straws and said they will discuss the matter at a future meeting. But no action has…

Buckets of rain put wildlife in peril

With climate change, unrelenting rains can be challenging for wildlife and plants

Buckets of rain put wildlife in perilaa Rain is a good thing. It has so many beneficial properties – a source of drinking water for everything, a source of nutrition for plants and micro-organisms, a refreshing relief from the heat, a mechanism to replenish aquifers and lakes, a means to clean overlooked homes and cars, fun for kids of all ages,…

Exploring Alaska’s remote, enchanting shores

Joining the few privileged to travel to remote and obscure offshore islands like Baby, Unga, Haystacks, Aghyuk and the Aleutians

Exploring Alaska’s remote, enchanting shoresMy anticipation heightened as I waited for my flight. I was about to join the few privileged to explore Alaska beyond the usual ports of call, travelling to remote and obscure offshore islands. Nome Nome is where it all began for me. I was surprised at the appearance of this small coastal community, for it…
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