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Jim Colbert

Lived in Iowa most of my life. Retired ISU Bio professor. Outdoors person. Skunk River Navy. Totally frustrated with Iowa's disrespect for rivers and streams and minimal amount of public land.

Newsletter · By Jim Colbert · US · Official site

Indexed issues, last 90 days
3
Latest publication
Sep 5, 2026
Audience
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Earliest in this view
Jul 16, 2026

Latest issues

  1. Issue · Sep 5, 2026

    In Your Nature (opens the original)

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    <img alt="" class="sizing-normal" height="1503" src="https://substackcdn.com/image/fetch/$s_!ZT44!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdc1674b2-308b-4b87-a5a1-b0d834c89cb4_3902x4027.p

  2. Issue · Aug 21, 2026

    In Your Nature (opens the original)

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    Recently I was giving a presentation about Iowa’s lichens to a group of the general public. It went well. They were engaged and had many good questions. After the presentation, as I was getting ready to leave, a woman came up to me and asked: “How do we benefit from lichens?” It’s a good question – but the answer depends on who you mean by “we”.The woman clearly meant “we” to describe us humans. It’s a fair point and a common perspective. I suppose that every species is entitled to a little bit

  3. Issue · Jul 16, 2026

    In Your Nature (opens the original)

    Excerpt · Positive tone

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    <img alt="" class="sizing-normal" height="643" src="https://substackcdn.com/image/fetch/$s_!W--B!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Faa7775ae-bf91-429c-ae6e-f5062c793c95_960x643.jpeg"

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