Perennial in example sentence

Some of these will be perennial problems in need of no introduction: North Korea and its nuclear ambitions, China and its global ambitions, Russia and its spiteful ambitions, and of course, the Middle East and its dysfunctional ambitions.

More example sentences with word perennial

Evolution has been a perennial topic here at the TED Conference, but I want to give you today one doctor's take on the subject.

And trying some sustainable agriculture such as perennial wheatgrass, which has much longer roots than the six inches of a corn plant, that can keep the nitrogen on the soil and keep the soil from running off.

It's a perennial pastime, especially around election time, but the world is complex.

He got together with a group of scientists, and they bred perennial grain crops which have deep roots that anchor the fertile topsoil of a farm, preventing erosion and protecting future harvests.

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