Find deployments with environment variable "SOME_ENV"
for i in $(kubectl get ns -o json | jq -r '.items[].metadata.name' )
do
echo $i
kubectl -n $i get deployments -o jsonpath='{range .items[*]}[{.metadata.name},{range .spec.template.spec.containers[*]}[{.env[?(@.name=="SOME_ENV")].name}]{end}]{end}'
echo
done