diff --git a/internal/environment/nomad_manager.go b/internal/environment/nomad_manager.go
index 7fa9cfe..8e55ea7 100644
--- a/internal/environment/nomad_manager.go
+++ b/internal/environment/nomad_manager.go
@@ -87,14 +87,50 @@ func (m *NomadEnvironmentManager) Get(id dto.EnvironmentID, fetch bool) (
 
 func (m *NomadEnvironmentManager) List(fetch bool) ([]runner.ExecutionEnvironment, error) {
 	if fetch {
-		err := m.Load()
-		if err != nil {
+		if err := m.fetchEnvironments(); err != nil {
 			return nil, err
 		}
 	}
 	return m.runnerManager.ListEnvironments(), nil
 }
 
+func (m *NomadEnvironmentManager) fetchEnvironments() error {
+	remoteEnvironmentList, err := m.api.LoadEnvironmentJobs()
+	if err != nil {
+		return fmt.Errorf("failed fetching environments: %w", err)
+	}
+	remoteEnvironments := make(map[string]*nomadApi.Job)
+
+	// Update local environments from remote environments.
+	for _, job := range remoteEnvironmentList {
+		remoteEnvironments[*job.ID] = job
+		id, err := nomad.EnvironmentIDFromTemplateJobID(*job.ID)
+		if err != nil {
+			return fmt.Errorf("cannot parse environment id: %w", err)
+		}
+
+		if localEnvironment, ok := m.runnerManager.GetEnvironment(id); ok {
+			fetchedEnvironment := newNomadEnvironmentFromJob(job, m.api)
+			localEnvironment.SetConfigFrom(fetchedEnvironment)
+			// We destroy only this (second) local reference to the environment.
+			if err = fetchedEnvironment.Delete(true); err != nil {
+				log.WithError(err).Warn("Failed to remove environment locally")
+			}
+		} else {
+			m.runnerManager.StoreEnvironment(newNomadEnvironmentFromJob(job, m.api))
+		}
+	}
+
+	// Remove local environments that are not remote environments.
+	for _, localEnvironment := range m.runnerManager.ListEnvironments() {
+		if _, ok := remoteEnvironments[localEnvironment.ID().ToString()]; !ok {
+			err := localEnvironment.Delete(true)
+			log.WithError(err).Warn("Failed to remove environment locally")
+		}
+	}
+	return nil
+}
+
 func (m *NomadEnvironmentManager) CreateOrUpdate(
 	id dto.EnvironmentID, request dto.ExecutionEnvironmentRequest, ctx context.Context) (created bool, err error) {
 	// Check if execution environment is already existing (in the local memory).