diff --git a/packages/safe-chain/src/config/cliArguments.js b/packages/safe-chain/src/config/cliArguments.js
index 918761c..e9d9f96 100644
--- a/packages/safe-chain/src/config/cliArguments.js
+++ b/packages/safe-chain/src/config/cliArguments.js
@@ -11,7 +11,14 @@ const state = {
 };
 
 const SAFE_CHAIN_ARG_PREFIX = "--safe-chain-";
-
+const SAFE_CHAIN_ENV_PREFIX = "SAFE_CHAIN_";
+const ENV_BOOL_TRUE_VALUES = ["1", "true", "yes"];
+/**
+ * 
+ * @param {unknown} value 
+ * @returns {boolean}
+ */
+const isEnvBoolTrue = (value) => !!value && ENV_BOOL_TRUE_VALUES.includes(String(value).toLowerCase());
 /**
  * @param {string[]} args
  * @returns {string[]}
@@ -63,13 +70,17 @@ function getLastArgEqualsValue(args, prefix) {
  * @returns {void}
  */
 function setLoggingLevel(args) {
-  const safeChainLoggingArg = SAFE_CHAIN_ARG_PREFIX + "logging=";
-
-  const level = getLastArgEqualsValue(args, safeChainLoggingArg);
-  if (!level) {
-    return;
+  // First, check environment variable
+  const envValue = process.env[SAFE_CHAIN_ENV_PREFIX + "LOGGING"];
+  if (envValue) {
+    state.loggingLevel = envValue.toLowerCase();
+  }
+
+  // CLI flag overrides environment variable
+  const cliValue = getLastArgEqualsValue(args, SAFE_CHAIN_ARG_PREFIX + "logging=");
+  if (cliValue) {
+    state.loggingLevel = cliValue.toLowerCase();
   }
-  state.loggingLevel = level.toLowerCase();
 }
 
 export function getLoggingLevel() {
@@ -81,9 +92,14 @@ export function getLoggingLevel() {
  * @returns {void}
  */
 function setSkipMinimumPackageAge(args) {
-  const flagName = SAFE_CHAIN_ARG_PREFIX + "skip-minimum-package-age";
+  // First, check environment variable
+  const envValue = process.env[SAFE_CHAIN_ENV_PREFIX + "SKIP_MINIMUM_PACKAGE_AGE"];
+  if (isEnvBoolTrue(envValue)) {
+    state.skipMinimumPackageAge = true;
+  }
 
-  if (hasFlagArg(args, flagName)) {
+  // CLI flag overrides (always sets to true when present)
+  if (hasFlagArg(args, SAFE_CHAIN_ARG_PREFIX + "skip-minimum-package-age")) {
     state.skipMinimumPackageAge = true;
   }
 }
diff --git a/packages/safe-chain/src/config/cliArguments.spec.js b/packages/safe-chain/src/config/cliArguments.spec.js
index 8b505be..c774150 100644
--- a/packages/safe-chain/src/config/cliArguments.spec.js
+++ b/packages/safe-chain/src/config/cliArguments.spec.js
@@ -1,4 +1,4 @@
-import { describe, it } from "node:test";
+import { describe, it, afterEach } from "node:test";
 import assert from "node:assert";
 import {
   initializeCliArguments,
@@ -309,3 +309,45 @@ describe("initializeCliArguments", () => {
     }
   });
 });
+
+describe("environment variable support", () => {
+  const originalEnv = { ...process.env };
+
+  afterEach(() => {
+    process.env = originalEnv;
+  });
+
+  it("should set logging level from SAFE_CHAIN_LOGGING env var", () => {
+    process.env.SAFE_CHAIN_LOGGING = "VERBOSE";
+    initializeCliArguments(["install"]);
+    assert.strictEqual(getLoggingLevel(), "verbose");
+  });
+
+  it("should let CLI flag override SAFE_CHAIN_LOGGING", () => {
+    process.env.SAFE_CHAIN_LOGGING = "silent";
+    initializeCliArguments(["--safe-chain-logging=verbose", "install"]);
+    assert.strictEqual(getLoggingLevel(), "verbose");
+  });
+
+  for (const truthyValue of ["1", "True", "YES"]) {
+    it(`should set skipMinimumPackageAge when env var is '${truthyValue}'`, () => {
+      process.env.SAFE_CHAIN_SKIP_MINIMUM_PACKAGE_AGE = truthyValue;
+      initializeCliArguments(["install"]);
+      assert.strictEqual(getSkipMinimumPackageAge(), true);
+    });
+  }
+
+  for (const falsyValue of ["0", "false", "no", ""]) {
+    it(`should not set skipMinimumPackageAge when env var is '${falsyValue}'`, () => {
+      process.env.SAFE_CHAIN_SKIP_MINIMUM_PACKAGE_AGE = falsyValue;
+      initializeCliArguments(["install"]);
+      assert.strictEqual(getSkipMinimumPackageAge(), undefined);
+    });
+  }
+
+  it("should let CLI flag override SAFE_CHAIN_SKIP_MINIMUM_PACKAGE_AGE", () => {
+    process.env.SAFE_CHAIN_SKIP_MINIMUM_PACKAGE_AGE = "false";
+    initializeCliArguments(["--safe-chain-skip-minimum-package-age", "install"]);
+    assert.strictEqual(getSkipMinimumPackageAge(), true);
+  });
+});